127693640

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{35869}}^1$

素因数の和:35969

約数の個数: 32

約数和(自身を含む): 290547000

約数和(自身を除く): 162853360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 35869, 71738, 143476, 179345, 286952, 358690, 717380, 1434760, 3192341, 6384682, 12769364, 15961705, 25538728, 31923410, 63846820, 127693640]

約数ペア:

[(1, 127693640), (2, 63846820), (4, 31923410), (5, 25538728), (8, 15961705), (10, 12769364), (20, 6384682), (40, 3192341), (89, 1434760), (178, 717380), (356, 358690), (445, 286952), (712, 179345), (890, 143476), (1780, 71738), (3560, 35869)]