20110796680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2274977}}^1$

素因数の和:2275018

約数の個数: 64

約数和(自身を含む): 51596501040

約数和(自身を除く): 31485704360

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 2274977, 4549954, 9099908, 11374885, 18199816, 22749770, 29574701, 38674609, 45499540, 59149402, 77349218, 90999080, 118298804, 147873505, 154698436, 193373045, 236597608, 295747010, 309396872, 386746090, 502769917, 591494020, 773492180, 1005539834, 1182988040, 1546984360, 2011079668, 2513849585, 4022159336, 5027699170, 10055398340, 20110796680]

約数ペア:

[(1, 20110796680), (2, 10055398340), (4, 5027699170), (5, 4022159336), (8, 2513849585), (10, 2011079668), (13, 1546984360), (17, 1182988040), (20, 1005539834), (26, 773492180), (34, 591494020), (40, 502769917), (52, 386746090), (65, 309396872), (68, 295747010), (85, 236597608), (104, 193373045), (130, 154698436), (136, 147873505), (170, 118298804), (221, 90999080), (260, 77349218), (340, 59149402), (442, 45499540), (520, 38674609), (680, 29574701), (884, 22749770), (1105, 18199816), (1768, 11374885), (2210, 9099908), (4420, 4549954), (8840, 2274977)]