491578010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{5857}}^1$

素因数の和:5991

約数の個数: 64

約数和(自身を含む): 1113488640

約数和(自身を除く): 621910630

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 109, 110, 154, 218, 385, 545, 763, 770, 1090, 1199, 1526, 2398, 3815, 5857, 5995, 7630, 8393, 11714, 11990, 16786, 29285, 40999, 41965, 58570, 64427, 81998, 83930, 128854, 204995, 322135, 409990, 450989, 638413, 644270, 901978, 1276826, 2254945, 3192065, 4468891, 4509890, 6384130, 7022543, 8937782, 14045086, 22344455, 35112715, 44688910, 49157801, 70225430, 98315602, 245789005, 491578010]

約数ペア:

[(1, 491578010), (2, 245789005), (5, 98315602), (7, 70225430), (10, 49157801), (11, 44688910), (14, 35112715), (22, 22344455), (35, 14045086), (55, 8937782), (70, 7022543), (77, 6384130), (109, 4509890), (110, 4468891), (154, 3192065), (218, 2254945), (385, 1276826), (545, 901978), (763, 644270), (770, 638413), (1090, 450989), (1199, 409990), (1526, 322135), (2398, 204995), (3815, 128854), (5857, 83930), (5995, 81998), (7630, 64427), (8393, 58570), (11714, 41965), (11990, 40999), (16786, 29285)]