20132415560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1\times {\mathrm{16091}}^1$

素因数の和:17142

約数の個数: 64

約数和(自身を含む): 46808409600

約数和(自身を除く): 26675994040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1009, 1240, 2018, 4036, 5045, 8072, 10090, 16091, 20180, 31279, 32182, 40360, 62558, 64364, 80455, 125116, 128728, 156395, 160910, 250232, 312790, 321820, 498821, 625580, 643640, 997642, 1251160, 1995284, 2494105, 3990568, 4988210, 9976420, 16235819, 19952840, 32471638, 64943276, 81179095, 129886552, 162358190, 324716380, 503310389, 649432760, 1006620778, 2013241556, 2516551945, 4026483112, 5033103890, 10066207780, 20132415560]

約数ペア:

[(1, 20132415560), (2, 10066207780), (4, 5033103890), (5, 4026483112), (8, 2516551945), (10, 2013241556), (20, 1006620778), (31, 649432760), (40, 503310389), (62, 324716380), (124, 162358190), (155, 129886552), (248, 81179095), (310, 64943276), (620, 32471638), (1009, 19952840), (1240, 16235819), (2018, 9976420), (4036, 4988210), (5045, 3990568), (8072, 2494105), (10090, 1995284), (16091, 1251160), (20180, 997642), (31279, 643640), (32182, 625580), (40360, 498821), (62558, 321820), (64364, 312790), (80455, 250232), (125116, 160910), (128728, 156395)]