40221902

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:1016

約数の個数: 32

約数和(自身を含む): 71608320

約数和(自身を除く): 31386418

約数列:

[1, 2, 7, 14, 41, 79, 82, 158, 287, 553, 574, 887, 1106, 1774, 3239, 6209, 6478, 12418, 22673, 36367, 45346, 70073, 72734, 140146, 254569, 490511, 509138, 981022, 2872993, 5745986, 20110951, 40221902]

約数ペア:

[(1, 40221902), (2, 20110951), (7, 5745986), (14, 2872993), (41, 981022), (79, 509138), (82, 490511), (158, 254569), (287, 140146), (553, 72734), (574, 70073), (887, 45346), (1106, 36367), (1774, 22673), (3239, 12418), (6209, 6478)]