10921801880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{811}}^1$

素因数の和:1201

約数の個数: 128

約数和(自身を含む): 27164712960

約数和(自身を除く): 16242911080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 241, 254, 440, 482, 508, 635, 811, 964, 1016, 1205, 1270, 1397, 1622, 1928, 2410, 2540, 2651, 2794, 3244, 4055, 4820, 5080, 5302, 5588, 6488, 6985, 8110, 8921, 9640, 10604, 11176, 13255, 13970, 16220, 17842, 21208, 26510, 27940, 30607, 32440, 35684, 44605, 53020, 55880, 61214, 71368, 89210, 102997, 106040, 122428, 153035, 178420, 195451, 205994, 244856, 306070, 336677, 356840, 390902, 411988, 514985, 612140, 673354, 781804, 823976, 977255, 1029970, 1132967, 1224280, 1346708, 1563608, 1683385, 1954510, 2059940, 2149961, 2265934, 2693416, 3366770, 3909020, 4119880, 4299922, 4531868, 5664835, 6733540, 7818040, 8599844, 9063736, 10749805, 11329670, 13467080, 17199688, 21499610, 22659340, 24822277, 42999220, 45318680, 49644554, 85998440, 99289108, 124111385, 198578216, 248222770, 273045047, 496445540, 546090094, 992891080, 1092180188, 1365225235, 2184360376, 2730450470, 5460900940, 10921801880]

約数ペア:

[(1, 10921801880), (2, 5460900940), (4, 2730450470), (5, 2184360376), (8, 1365225235), (10, 1092180188), (11, 992891080), (20, 546090094), (22, 496445540), (40, 273045047), (44, 248222770), (55, 198578216), (88, 124111385), (110, 99289108), (127, 85998440), (220, 49644554), (241, 45318680), (254, 42999220), (440, 24822277), (482, 22659340), (508, 21499610), (635, 17199688), (811, 13467080), (964, 11329670), (1016, 10749805), (1205, 9063736), (1270, 8599844), (1397, 7818040), (1622, 6733540), (1928, 5664835), (2410, 4531868), (2540, 4299922), (2651, 4119880), (2794, 3909020), (3244, 3366770), (4055, 2693416), (4820, 2265934), (5080, 2149961), (5302, 2059940), (5588, 1954510), (6488, 1683385), (6985, 1563608), (8110, 1346708), (8921, 1224280), (9640, 1132967), (10604, 1029970), (11176, 977255), (13255, 823976), (13970, 781804), (16220, 673354), (17842, 612140), (21208, 514985), (26510, 411988), (27940, 390902), (30607, 356840), (32440, 336677), (35684, 306070), (44605, 244856), (53020, 205994), (55880, 195451), (61214, 178420), (71368, 153035), (89210, 122428), (102997, 106040)]