1640129640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13667747}}^1$

素因数の和:13667761

約数の個数: 32

約数和(自身を含む): 4920389280

約数和(自身を除く): 3280259640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 13667747, 27335494, 41003241, 54670988, 68338735, 82006482, 109341976, 136677470, 164012964, 205016205, 273354940, 328025928, 410032410, 546709880, 820064820, 1640129640]

約数ペア:

[(1, 1640129640), (2, 820064820), (3, 546709880), (4, 410032410), (5, 328025928), (6, 273354940), (8, 205016205), (10, 164012964), (12, 136677470), (15, 109341976), (20, 82006482), (24, 68338735), (30, 54670988), (40, 41003241), (60, 27335494), (120, 13667747)]