1100177780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{248909}}^1$

素因数の和:248948

約数の個数: 48

約数和(自身を含む): 2634463440

約数和(自身を除く): 1534285660

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 248909, 497818, 995636, 1244545, 2489090, 3235817, 4231453, 4978180, 6471634, 8462906, 12943268, 16179085, 16925812, 21157265, 32358170, 42314530, 55008889, 64716340, 84629060, 110017778, 220035556, 275044445, 550088890, 1100177780]

約数ペア:

[(1, 1100177780), (2, 550088890), (4, 275044445), (5, 220035556), (10, 110017778), (13, 84629060), (17, 64716340), (20, 55008889), (26, 42314530), (34, 32358170), (52, 21157265), (65, 16925812), (68, 16179085), (85, 12943268), (130, 8462906), (170, 6471634), (221, 4978180), (260, 4231453), (340, 3235817), (442, 2489090), (884, 1244545), (1105, 995636), (2210, 497818), (4420, 248909)]