40001810

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1481}}^1$

素因数の和:1598

約数の個数: 32

約数和(自身を含む): 75012912

約数和(自身を除く): 35011102

約数列:

[1, 2, 5, 10, 37, 73, 74, 146, 185, 365, 370, 730, 1481, 2701, 2962, 5402, 7405, 13505, 14810, 27010, 54797, 108113, 109594, 216226, 273985, 540565, 547970, 1081130, 4000181, 8000362, 20000905, 40001810]

約数ペア:

[(1, 40001810), (2, 20000905), (5, 8000362), (10, 4000181), (37, 1081130), (73, 547970), (74, 540565), (146, 273985), (185, 216226), (365, 109594), (370, 108113), (730, 54797), (1481, 27010), (2701, 14810), (2962, 13505), (5402, 7405)]