20415670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5987}}^1$

素因数の和:6036

約数の個数: 32

約数和(自身を含む): 41389056

約数和(自身を除く): 20973386

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 5987, 11974, 29935, 59870, 65857, 131714, 185597, 329285, 371194, 658570, 927985, 1855970, 2041567, 4083134, 10207835, 20415670]

約数ペア:

[(1, 20415670), (2, 10207835), (5, 4083134), (10, 2041567), (11, 1855970), (22, 927985), (31, 658570), (55, 371194), (62, 329285), (110, 185597), (155, 131714), (310, 65857), (341, 59870), (682, 29935), (1705, 11974), (3410, 5987)]