40550770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4273}}^1$

素因数の和:4366

約数の個数: 32

約数和(自身を含む): 79701552

約数和(自身を除く): 39150782

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4273, 4745, 8546, 9490, 21365, 42730, 55549, 111098, 277745, 311929, 555490, 623858, 1559645, 3119290, 4055077, 8110154, 20275385, 40550770]

約数ペア:

[(1, 40550770), (2, 20275385), (5, 8110154), (10, 4055077), (13, 3119290), (26, 1559645), (65, 623858), (73, 555490), (130, 311929), (146, 277745), (365, 111098), (730, 55549), (949, 42730), (1898, 21365), (4273, 9490), (4745, 8546)]