1247258540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2609}}^1$

素因数の和:2723

約数の個数: 96

約数和(自身を含む): 2983417920

約数和(自身を除く): 1736159380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 53, 55, 82, 106, 110, 164, 205, 212, 220, 265, 410, 451, 530, 583, 820, 902, 1060, 1166, 1804, 2173, 2255, 2332, 2609, 2915, 4346, 4510, 5218, 5830, 8692, 9020, 10436, 10865, 11660, 13045, 21730, 23903, 26090, 28699, 43460, 47806, 52180, 57398, 95612, 106969, 114796, 119515, 138277, 143495, 213938, 239030, 276554, 286990, 427876, 478060, 534845, 553108, 573980, 691385, 1069690, 1176659, 1382770, 1521047, 2139380, 2353318, 2765540, 3042094, 4706636, 5669357, 5883295, 6084188, 7605235, 11338714, 11766590, 15210470, 22677428, 23533180, 28346785, 30420940, 56693570, 62362927, 113387140, 124725854, 249451708, 311814635, 623629270, 1247258540]

約数ペア:

[(1, 1247258540), (2, 623629270), (4, 311814635), (5, 249451708), (10, 124725854), (11, 113387140), (20, 62362927), (22, 56693570), (41, 30420940), (44, 28346785), (53, 23533180), (55, 22677428), (82, 15210470), (106, 11766590), (110, 11338714), (164, 7605235), (205, 6084188), (212, 5883295), (220, 5669357), (265, 4706636), (410, 3042094), (451, 2765540), (530, 2353318), (583, 2139380), (820, 1521047), (902, 1382770), (1060, 1176659), (1166, 1069690), (1804, 691385), (2173, 573980), (2255, 553108), (2332, 534845), (2609, 478060), (2915, 427876), (4346, 286990), (4510, 276554), (5218, 239030), (5830, 213938), (8692, 143495), (9020, 138277), (10436, 119515), (10865, 114796), (11660, 106969), (13045, 95612), (21730, 57398), (23903, 52180), (26090, 47806), (28699, 43460)]