40615220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 88482240

約数和(自身を除く): 47867020

約数列:

[1, 2, 4, 5, 10, 20, 43, 83, 86, 166, 172, 215, 332, 415, 430, 569, 830, 860, 1138, 1660, 2276, 2845, 3569, 5690, 7138, 11380, 14276, 17845, 24467, 35690, 47227, 48934, 71380, 94454, 97868, 122335, 188908, 236135, 244670, 472270, 489340, 944540, 2030761, 4061522, 8123044, 10153805, 20307610, 40615220]

約数ペア:

[(1, 40615220), (2, 20307610), (4, 10153805), (5, 8123044), (10, 4061522), (20, 2030761), (43, 944540), (83, 489340), (86, 472270), (166, 244670), (172, 236135), (215, 188908), (332, 122335), (415, 97868), (430, 94454), (569, 71380), (830, 48934), (860, 47227), (1138, 35690), (1660, 24467), (2276, 17845), (2845, 14276), (3569, 11380), (5690, 7138)]