1459640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 4052160

約数和(自身を除く): 2592520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 401, 455, 520, 728, 802, 910, 1604, 1820, 2005, 2807, 3208, 3640, 4010, 5213, 5614, 8020, 10426, 11228, 14035, 16040, 20852, 22456, 26065, 28070, 36491, 41704, 52130, 56140, 72982, 104260, 112280, 145964, 182455, 208520, 291928, 364910, 729820, 1459640]

約数ペア:

[(1, 1459640), (2, 729820), (4, 364910), (5, 291928), (7, 208520), (8, 182455), (10, 145964), (13, 112280), (14, 104260), (20, 72982), (26, 56140), (28, 52130), (35, 41704), (40, 36491), (52, 28070), (56, 26065), (65, 22456), (70, 20852), (91, 16040), (104, 14035), (130, 11228), (140, 10426), (182, 8020), (260, 5614), (280, 5213), (364, 4010), (401, 3640), (455, 3208), (520, 2807), (728, 2005), (802, 1820), (910, 1604)]