12654729740

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1\times {\mathrm{5527}}^1$

素因数の和:6254

約数の個数: 48

約数和(自身を含む): 26746675200

約数和(自身を除く): 14091945460

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 479, 956, 958, 1195, 1916, 2390, 2395, 4780, 4790, 5527, 9580, 11054, 22108, 27635, 55270, 110540, 114481, 228962, 457924, 572405, 1144810, 1320953, 2289620, 2641906, 2647433, 5283812, 5294866, 6604765, 10589732, 13209530, 13237165, 26419060, 26474330, 52948660, 632736487, 1265472974, 2530945948, 3163682435, 6327364870, 12654729740]

約数ペア:

[(1, 12654729740), (2, 6327364870), (4, 3163682435), (5, 2530945948), (10, 1265472974), (20, 632736487), (239, 52948660), (478, 26474330), (479, 26419060), (956, 13237165), (958, 13209530), (1195, 10589732), (1916, 6604765), (2390, 5294866), (2395, 5283812), (4780, 2647433), (4790, 2641906), (5527, 2289620), (9580, 1320953), (11054, 1144810), (22108, 572405), (27635, 457924), (55270, 228962), (110540, 114481)]