2220342740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{131071}}^1$

素因数の和:131109

約数の個数: 72

約数和(自身を含む): 5857345536

約数和(自身を除く): 3637002796

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 131071, 262142, 524284, 655355, 917497, 1310710, 1441781, 1834994, 2621420, 2883562, 3669988, 4587485, 5767124, 7208905, 9174970, 10092467, 14417810, 15859591, 18349940, 20184934, 28835620, 31719182, 40369868, 50462335, 63438364, 79297955, 100924670, 111017137, 158595910, 201849340, 222034274, 317191820, 444068548, 555085685, 1110171370, 2220342740]

約数ペア:

[(1, 2220342740), (2, 1110171370), (4, 555085685), (5, 444068548), (7, 317191820), (10, 222034274), (11, 201849340), (14, 158595910), (20, 111017137), (22, 100924670), (28, 79297955), (35, 63438364), (44, 50462335), (55, 40369868), (70, 31719182), (77, 28835620), (110, 20184934), (121, 18349940), (140, 15859591), (154, 14417810), (220, 10092467), (242, 9174970), (308, 7208905), (385, 5767124), (484, 4587485), (605, 3669988), (770, 2883562), (847, 2621420), (1210, 1834994), (1540, 1441781), (1694, 1310710), (2420, 917497), (3388, 655355), (4235, 524284), (8470, 262142), (16940, 131071)]