40781306

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 65995776

約数和(自身を除く): 25214470

約数列:

[1, 2, 31, 41, 61, 62, 82, 122, 263, 526, 1271, 1891, 2501, 2542, 3782, 5002, 8153, 10783, 16043, 16306, 21566, 32086, 77531, 155062, 334273, 497333, 657763, 668546, 994666, 1315526, 20390653, 40781306]

約数ペア:

[(1, 40781306), (2, 20390653), (31, 1315526), (41, 994666), (61, 668546), (62, 657763), (82, 497333), (122, 334273), (263, 155062), (526, 77531), (1271, 32086), (1891, 21566), (2501, 16306), (2542, 16043), (3782, 10783), (5002, 8153)]