40702240

素因数分解:

$2^5\times 5^1\times {\mathrm{254389}}^1$

素因数の和:254404

約数の個数: 24

約数和(自身を含む): 96159420

約数和(自身を除く): 55457180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 254389, 508778, 1017556, 1271945, 2035112, 2543890, 4070224, 5087780, 8140448, 10175560, 20351120, 40702240]

約数ペア:

[(1, 40702240), (2, 20351120), (4, 10175560), (5, 8140448), (8, 5087780), (10, 4070224), (16, 2543890), (20, 2035112), (32, 1271945), (40, 1017556), (80, 508778), (160, 254389)]