29556280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 72394560

約数和(自身を除く): 42838280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 226, 260, 452, 503, 520, 565, 904, 1006, 1130, 1469, 2012, 2260, 2515, 2938, 4024, 4520, 5030, 5876, 6539, 7345, 10060, 11752, 13078, 14690, 20120, 26156, 29380, 32695, 52312, 56839, 58760, 65390, 113678, 130780, 227356, 261560, 284195, 454712, 568390, 738907, 1136780, 1477814, 2273560, 2955628, 3694535, 5911256, 7389070, 14778140, 29556280]

約数ペア:

[(1, 29556280), (2, 14778140), (4, 7389070), (5, 5911256), (8, 3694535), (10, 2955628), (13, 2273560), (20, 1477814), (26, 1136780), (40, 738907), (52, 568390), (65, 454712), (104, 284195), (113, 261560), (130, 227356), (226, 130780), (260, 113678), (452, 65390), (503, 58760), (520, 56839), (565, 52312), (904, 32695), (1006, 29380), (1130, 26156), (1469, 20120), (2012, 14690), (2260, 13078), (2515, 11752), (2938, 10060), (4024, 7345), (4520, 6539), (5030, 5876)]