201849740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2971}}^1$

素因数の和:3102

約数の個数: 48

約数和(自身を含む): 439380480

約数和(自身を除く): 237530740

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1580, 2971, 3397, 5942, 6794, 11884, 13588, 14855, 16985, 29710, 33970, 59420, 67940, 127753, 234709, 255506, 469418, 511012, 638765, 938836, 1173545, 1277530, 2347090, 2555060, 4694180, 10092487, 20184974, 40369948, 50462435, 100924870, 201849740]

約数ペア:

[(1, 201849740), (2, 100924870), (4, 50462435), (5, 40369948), (10, 20184974), (20, 10092487), (43, 4694180), (79, 2555060), (86, 2347090), (158, 1277530), (172, 1173545), (215, 938836), (316, 638765), (395, 511012), (430, 469418), (790, 255506), (860, 234709), (1580, 127753), (2971, 67940), (3397, 59420), (5942, 33970), (6794, 29710), (11884, 16985), (13588, 14855)]