40991216

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21529}}^1$

素因数の和:21561

約数の個数: 40

約数和(自身を含む): 96109920

約数和(自身を除く): 55118704

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 21529, 43058, 86116, 150703, 172232, 301406, 344464, 365993, 602812, 731986, 1205624, 1463972, 2411248, 2561951, 2927944, 5123902, 5855888, 10247804, 20495608, 40991216]

約数ペア:

[(1, 40991216), (2, 20495608), (4, 10247804), (7, 5855888), (8, 5123902), (14, 2927944), (16, 2561951), (17, 2411248), (28, 1463972), (34, 1205624), (56, 731986), (68, 602812), (112, 365993), (119, 344464), (136, 301406), (238, 172232), (272, 150703), (476, 86116), (952, 43058), (1904, 21529)]