40778060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 89328960

約数和(自身を除く): 48550900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 167, 290, 334, 421, 580, 668, 835, 842, 1670, 1684, 2105, 3340, 4210, 4843, 8420, 9686, 12209, 19372, 24215, 24418, 48430, 48836, 61045, 70307, 96860, 122090, 140614, 244180, 281228, 351535, 703070, 1406140, 2038903, 4077806, 8155612, 10194515, 20389030, 40778060]

約数ペア:

[(1, 40778060), (2, 20389030), (4, 10194515), (5, 8155612), (10, 4077806), (20, 2038903), (29, 1406140), (58, 703070), (116, 351535), (145, 281228), (167, 244180), (290, 140614), (334, 122090), (421, 96860), (580, 70307), (668, 61045), (835, 48836), (842, 48430), (1670, 24418), (1684, 24215), (2105, 19372), (3340, 12209), (4210, 9686), (4843, 8420)]