2915690920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{3331}}^1$

素因数の和:3698

約数の個数: 64

約数和(自身を含む): 6669331200

約数和(自身を除く): 3753640280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 277, 316, 395, 554, 632, 790, 1108, 1385, 1580, 2216, 2770, 3160, 3331, 5540, 6662, 11080, 13324, 16655, 21883, 26648, 33310, 43766, 66620, 87532, 109415, 133240, 175064, 218830, 263149, 437660, 526298, 875320, 922687, 1052596, 1315745, 1845374, 2105192, 2631490, 3690748, 4613435, 5262980, 7381496, 9226870, 10525960, 18453740, 36907480, 72892273, 145784546, 291569092, 364461365, 583138184, 728922730, 1457845460, 2915690920]

約数ペア:

[(1, 2915690920), (2, 1457845460), (4, 728922730), (5, 583138184), (8, 364461365), (10, 291569092), (20, 145784546), (40, 72892273), (79, 36907480), (158, 18453740), (277, 10525960), (316, 9226870), (395, 7381496), (554, 5262980), (632, 4613435), (790, 3690748), (1108, 2631490), (1385, 2105192), (1580, 1845374), (2216, 1315745), (2770, 1052596), (3160, 922687), (3331, 875320), (5540, 526298), (6662, 437660), (11080, 263149), (13324, 218830), (16655, 175064), (21883, 133240), (26648, 109415), (33310, 87532), (43766, 66620)]