1858707920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{44087}}^1$

素因数の和:44148

約数の個数: 80

約数和(自身を含む): 4723411968

約数和(自身を除く): 2864704048

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8432, 10540, 21080, 42160, 44087, 88174, 176348, 220435, 352696, 440870, 705392, 749479, 881740, 1366697, 1498958, 1763480, 2733394, 2997916, 3526960, 3747395, 5466788, 5995832, 6833485, 7494790, 10933576, 11991664, 13666970, 14989580, 21867152, 23233849, 27333940, 29979160, 46467698, 54667880, 59958320, 92935396, 109335760, 116169245, 185870792, 232338490, 371741584, 464676980, 929353960, 1858707920]

約数ペア:

[(1, 1858707920), (2, 929353960), (4, 464676980), (5, 371741584), (8, 232338490), (10, 185870792), (16, 116169245), (17, 109335760), (20, 92935396), (31, 59958320), (34, 54667880), (40, 46467698), (62, 29979160), (68, 27333940), (80, 23233849), (85, 21867152), (124, 14989580), (136, 13666970), (155, 11991664), (170, 10933576), (248, 7494790), (272, 6833485), (310, 5995832), (340, 5466788), (496, 3747395), (527, 3526960), (620, 2997916), (680, 2733394), (1054, 1763480), (1240, 1498958), (1360, 1366697), (2108, 881740), (2480, 749479), (2635, 705392), (4216, 440870), (5270, 352696), (8432, 220435), (10540, 176348), (21080, 88174), (42160, 44087)]