90898240

素因数分解:

$2^6\times 5^1\times {\mathrm{284057}}^1$

素因数の和:284074

約数の個数: 28

約数和(自身を含む): 216452196

約数和(自身を除く): 125553956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 284057, 568114, 1136228, 1420285, 2272456, 2840570, 4544912, 5681140, 9089824, 11362280, 18179648, 22724560, 45449120, 90898240]

約数ペア:

[(1, 90898240), (2, 45449120), (4, 22724560), (5, 18179648), (8, 11362280), (10, 9089824), (16, 5681140), (20, 4544912), (32, 2840570), (40, 2272456), (64, 1420285), (80, 1136228), (160, 568114), (320, 284057)]