196785420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{252289}}^1$

素因数の和:252314

約数の個数: 48

約数和(自身を含む): 593386080

約数和(自身を除く): 396600660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 252289, 504578, 756867, 1009156, 1261445, 1513734, 2522890, 3027468, 3279757, 3784335, 5045780, 6559514, 7568670, 9839271, 13119028, 15137340, 16398785, 19678542, 32797570, 39357084, 49196355, 65595140, 98392710, 196785420]

約数ペア:

[(1, 196785420), (2, 98392710), (3, 65595140), (4, 49196355), (5, 39357084), (6, 32797570), (10, 19678542), (12, 16398785), (13, 15137340), (15, 13119028), (20, 9839271), (26, 7568670), (30, 6559514), (39, 5045780), (52, 3784335), (60, 3279757), (65, 3027468), (78, 2522890), (130, 1513734), (156, 1261445), (195, 1009156), (260, 756867), (390, 504578), (780, 252289)]