7526180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 16665600

約数和(自身を除く): 9139420

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 199, 244, 305, 310, 398, 610, 620, 796, 995, 1220, 1891, 1990, 3782, 3980, 6169, 7564, 9455, 12139, 12338, 18910, 24278, 24676, 30845, 37820, 48556, 60695, 61690, 121390, 123380, 242780, 376309, 752618, 1505236, 1881545, 3763090, 7526180]

約数ペア:

[(1, 7526180), (2, 3763090), (4, 1881545), (5, 1505236), (10, 752618), (20, 376309), (31, 242780), (61, 123380), (62, 121390), (122, 61690), (124, 60695), (155, 48556), (199, 37820), (244, 30845), (305, 24676), (310, 24278), (398, 18910), (610, 12338), (620, 12139), (796, 9455), (995, 7564), (1220, 6169), (1891, 3980), (1990, 3782)]