20171327980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8101}}^1\times {\mathrm{5413}}^1$

素因数の和:13546

約数の個数: 48

約数和(自身を含む): 44215141824

約数和(自身を除く): 24043813844

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 5413, 8101, 10826, 16202, 21652, 27065, 32404, 40505, 54130, 81010, 108260, 124499, 162020, 186323, 248998, 372646, 497996, 622495, 745292, 931615, 1244990, 1863230, 2489980, 3726460, 43850713, 87701426, 175402852, 219253565, 438507130, 877014260, 1008566399, 2017132798, 4034265596, 5042831995, 10085663990, 20171327980]

約数ペア:

[(1, 20171327980), (2, 10085663990), (4, 5042831995), (5, 4034265596), (10, 2017132798), (20, 1008566399), (23, 877014260), (46, 438507130), (92, 219253565), (115, 175402852), (230, 87701426), (460, 43850713), (5413, 3726460), (8101, 2489980), (10826, 1863230), (16202, 1244990), (21652, 931615), (27065, 745292), (32404, 622495), (40505, 497996), (54130, 372646), (81010, 248998), (108260, 186323), (124499, 162020)]