2040251640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{18541}}^1$

素因数の和:18693

約数の個数: 128

約数和(自身を含む): 7048926720

約数和(自身を除く): 5008675080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1572, 1834, 1965, 2620, 2751, 3144, 3668, 3930, 4585, 5240, 5502, 7336, 7860, 9170, 11004, 13755, 15720, 18340, 18541, 22008, 27510, 36680, 37082, 55020, 55623, 74164, 92705, 110040, 111246, 129787, 148328, 185410, 222492, 259574, 278115, 370820, 389361, 444984, 519148, 556230, 648935, 741640, 778722, 1038296, 1112460, 1297870, 1557444, 1946805, 2224920, 2428871, 2595740, 3114888, 3893610, 4857742, 5191480, 7286613, 7787220, 9715484, 12144355, 14573226, 15574440, 17002097, 19430968, 24288710, 29146452, 34004194, 36433065, 48577420, 51006291, 58292904, 68008388, 72866130, 85010485, 97154840, 102012582, 136016776, 145732260, 170020970, 204025164, 255031455, 291464520, 340041940, 408050328, 510062910, 680083880, 1020125820, 2040251640]

約数ペア:

[(1, 2040251640), (2, 1020125820), (3, 680083880), (4, 510062910), (5, 408050328), (6, 340041940), (7, 291464520), (8, 255031455), (10, 204025164), (12, 170020970), (14, 145732260), (15, 136016776), (20, 102012582), (21, 97154840), (24, 85010485), (28, 72866130), (30, 68008388), (35, 58292904), (40, 51006291), (42, 48577420), (56, 36433065), (60, 34004194), (70, 29146452), (84, 24288710), (105, 19430968), (120, 17002097), (131, 15574440), (140, 14573226), (168, 12144355), (210, 9715484), (262, 7787220), (280, 7286613), (393, 5191480), (420, 4857742), (524, 3893610), (655, 3114888), (786, 2595740), (840, 2428871), (917, 2224920), (1048, 1946805), (1310, 1557444), (1572, 1297870), (1834, 1112460), (1965, 1038296), (2620, 778722), (2751, 741640), (3144, 648935), (3668, 556230), (3930, 519148), (4585, 444984), (5240, 389361), (5502, 370820), (7336, 278115), (7860, 259574), (9170, 222492), (11004, 185410), (13755, 148328), (15720, 129787), (18340, 111246), (18541, 110040), (22008, 92705), (27510, 74164), (36680, 55623), (37082, 55020)]