2140992016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{27539}}^1$

素因数の和:27703

約数の個数: 40

約数和(自身を含む): 4282359840

約数和(自身を除く): 2141367824

約数列:

[1, 2, 4, 8, 16, 43, 86, 113, 172, 226, 344, 452, 688, 904, 1808, 4859, 9718, 19436, 27539, 38872, 55078, 77744, 110156, 220312, 440624, 1184177, 2368354, 3111907, 4736708, 6223814, 9473416, 12447628, 18946832, 24895256, 49790512, 133812001, 267624002, 535248004, 1070496008, 2140992016]

約数ペア:

[(1, 2140992016), (2, 1070496008), (4, 535248004), (8, 267624002), (16, 133812001), (43, 49790512), (86, 24895256), (113, 18946832), (172, 12447628), (226, 9473416), (344, 6223814), (452, 4736708), (688, 3111907), (904, 2368354), (1808, 1184177), (4859, 440624), (9718, 220312), (19436, 110156), (27539, 77744), (38872, 55078)]