39757640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{757}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 97418160

約数和(自身を除く): 57660520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 757, 808, 1010, 1313, 1514, 2020, 2626, 3028, 3785, 4040, 5252, 6056, 6565, 7570, 9841, 10504, 13130, 15140, 19682, 26260, 30280, 39364, 49205, 52520, 76457, 78728, 98410, 152914, 196820, 305828, 382285, 393640, 611656, 764570, 993941, 1529140, 1987882, 3058280, 3975764, 4969705, 7951528, 9939410, 19878820, 39757640]

約数ペア:

[(1, 39757640), (2, 19878820), (4, 9939410), (5, 7951528), (8, 4969705), (10, 3975764), (13, 3058280), (20, 1987882), (26, 1529140), (40, 993941), (52, 764570), (65, 611656), (101, 393640), (104, 382285), (130, 305828), (202, 196820), (260, 152914), (404, 98410), (505, 78728), (520, 76457), (757, 52520), (808, 49205), (1010, 39364), (1313, 30280), (1514, 26260), (2020, 19682), (2626, 15140), (3028, 13130), (3785, 10504), (4040, 9841), (5252, 7570), (6056, 6565)]