20137404700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{2659}}^1$

素因数の和:3060

約数の個数: 144

約数和(自身を含む): 51718912000

約数和(自身を除く): 31581507300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 349, 350, 434, 620, 698, 700, 775, 868, 1085, 1396, 1550, 1745, 2170, 2443, 2659, 3100, 3490, 4340, 4886, 5318, 5425, 6980, 8725, 9772, 10636, 10819, 10850, 12215, 13295, 17450, 18613, 21638, 21700, 24430, 26590, 34900, 37226, 43276, 48860, 53180, 54095, 61075, 66475, 74452, 75733, 82429, 93065, 108190, 122150, 132950, 151466, 164858, 186130, 216380, 244300, 265900, 270475, 302932, 329716, 372260, 378665, 412145, 465325, 540950, 577003, 757330, 824290, 927991, 930650, 1081900, 1154006, 1514660, 1648580, 1855982, 1861300, 1893325, 2060725, 2308012, 2885015, 3711964, 3786650, 4121450, 4639955, 5770030, 6495937, 7573300, 8242900, 9279910, 11540060, 12991874, 14425075, 18559820, 23199775, 25983748, 28767721, 28850150, 32479685, 46399550, 57535442, 57700300, 64959370, 92799100, 115070884, 129918740, 143838605, 162398425, 201374047, 287677210, 324796850, 402748094, 575354420, 649593700, 719193025, 805496188, 1006870235, 1438386050, 2013740470, 2876772100, 4027480940, 5034351175, 10068702350, 20137404700]

約数ペア:

[(1, 20137404700), (2, 10068702350), (4, 5034351175), (5, 4027480940), (7, 2876772100), (10, 2013740470), (14, 1438386050), (20, 1006870235), (25, 805496188), (28, 719193025), (31, 649593700), (35, 575354420), (50, 402748094), (62, 324796850), (70, 287677210), (100, 201374047), (124, 162398425), (140, 143838605), (155, 129918740), (175, 115070884), (217, 92799100), (310, 64959370), (349, 57700300), (350, 57535442), (434, 46399550), (620, 32479685), (698, 28850150), (700, 28767721), (775, 25983748), (868, 23199775), (1085, 18559820), (1396, 14425075), (1550, 12991874), (1745, 11540060), (2170, 9279910), (2443, 8242900), (2659, 7573300), (3100, 6495937), (3490, 5770030), (4340, 4639955), (4886, 4121450), (5318, 3786650), (5425, 3711964), (6980, 2885015), (8725, 2308012), (9772, 2060725), (10636, 1893325), (10819, 1861300), (10850, 1855982), (12215, 1648580), (13295, 1514660), (17450, 1154006), (18613, 1081900), (21638, 930650), (21700, 927991), (24430, 824290), (26590, 757330), (34900, 577003), (37226, 540950), (43276, 465325), (48860, 412145), (53180, 378665), (54095, 372260), (61075, 329716), (66475, 302932), (74452, 270475), (75733, 265900), (82429, 244300), (93065, 216380), (108190, 186130), (122150, 164858), (132950, 151466)]