11864380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 27417600

約数和(自身を除く): 15553220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 271, 398, 542, 796, 995, 1084, 1355, 1990, 2189, 2710, 2981, 3980, 4378, 5420, 5962, 8756, 10945, 11924, 14905, 21890, 29810, 43780, 53929, 59620, 107858, 215716, 269645, 539290, 593219, 1078580, 1186438, 2372876, 2966095, 5932190, 11864380]

約数ペア:

[(1, 11864380), (2, 5932190), (4, 2966095), (5, 2372876), (10, 1186438), (11, 1078580), (20, 593219), (22, 539290), (44, 269645), (55, 215716), (110, 107858), (199, 59620), (220, 53929), (271, 43780), (398, 29810), (542, 21890), (796, 14905), (995, 11924), (1084, 10945), (1355, 8756), (1990, 5962), (2189, 5420), (2710, 4378), (2981, 3980)]