40998920

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4253}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 92652120

約数和(自身を除く): 51653200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4253, 4820, 8506, 9640, 17012, 21265, 34024, 42530, 85060, 170120, 1024973, 2049946, 4099892, 5124865, 8199784, 10249730, 20499460, 40998920]

約数ペア:

[(1, 40998920), (2, 20499460), (4, 10249730), (5, 8199784), (8, 5124865), (10, 4099892), (20, 2049946), (40, 1024973), (241, 170120), (482, 85060), (964, 42530), (1205, 34024), (1928, 21265), (2410, 17012), (4253, 9640), (4820, 8506)]