4028319180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{721921}}^1$

素因数の和:721967

約数の個数: 72

約数和(自身を含む): 12613421184

約数和(自身を除く): 8585102004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 721921, 1443842, 2165763, 2887684, 3609605, 4331526, 6497289, 7219210, 8663052, 10828815, 12994578, 14438420, 21657630, 22379551, 25989156, 32486445, 43315260, 44759102, 64972890, 67138653, 89518204, 111897755, 129945780, 134277306, 201415959, 223795510, 268554612, 335693265, 402831918, 447591020, 671386530, 805663836, 1007079795, 1342773060, 2014159590, 4028319180]

約数ペア:

[(1, 4028319180), (2, 2014159590), (3, 1342773060), (4, 1007079795), (5, 805663836), (6, 671386530), (9, 447591020), (10, 402831918), (12, 335693265), (15, 268554612), (18, 223795510), (20, 201415959), (30, 134277306), (31, 129945780), (36, 111897755), (45, 89518204), (60, 67138653), (62, 64972890), (90, 44759102), (93, 43315260), (124, 32486445), (155, 25989156), (180, 22379551), (186, 21657630), (279, 14438420), (310, 12994578), (372, 10828815), (465, 8663052), (558, 7219210), (620, 6497289), (930, 4331526), (1116, 3609605), (1395, 2887684), (1860, 2165763), (2790, 1443842), (5580, 721921)]