40017968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1253

約数の個数: 40

約数和(自身を含む): 80994816

約数和(自身を除く): 40976848

約数列:

[1, 2, 4, 8, 16, 41, 53, 82, 106, 164, 212, 328, 424, 656, 848, 1151, 2173, 2302, 4346, 4604, 8692, 9208, 17384, 18416, 34768, 47191, 61003, 94382, 122006, 188764, 244012, 377528, 488024, 755056, 976048, 2501123, 5002246, 10004492, 20008984, 40017968]

約数ペア:

[(1, 40017968), (2, 20008984), (4, 10004492), (8, 5002246), (16, 2501123), (41, 976048), (53, 755056), (82, 488024), (106, 377528), (164, 244012), (212, 188764), (328, 122006), (424, 94382), (656, 61003), (848, 47191), (1151, 34768), (2173, 18416), (2302, 17384), (4346, 9208), (4604, 8692)]