20402026568

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{23879}}^1$

素因数の和:23995

約数の個数: 128

約数和(自身を含む): 50893056000

約数和(自身を除く): 30491029432

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 73, 76, 77, 88, 133, 146, 152, 154, 209, 266, 292, 308, 418, 511, 532, 584, 616, 803, 836, 1022, 1064, 1387, 1463, 1606, 1672, 2044, 2774, 2926, 3212, 4088, 5548, 5621, 5852, 6424, 9709, 11096, 11242, 11704, 15257, 19418, 22484, 23879, 30514, 38836, 44968, 47758, 61028, 77672, 95516, 106799, 122056, 167153, 191032, 213598, 262669, 334306, 427196, 453701, 525338, 668612, 854392, 907402, 1050676, 1337224, 1743167, 1814804, 1838683, 2101352, 3175907, 3486334, 3629608, 3677366, 4990711, 6351814, 6972668, 7354732, 9981422, 12202169, 12703628, 13945336, 14709464, 19174837, 19962844, 24404338, 25407256, 33120173, 34934977, 38349674, 39925688, 48808676, 66240346, 69869954, 76699348, 97617352, 132480692, 134223859, 139739908, 153398696, 231841211, 264961384, 268447718, 279479816, 364321903, 463682422, 536895436, 728643806, 927364844, 1073790872, 1457287612, 1854729688, 2550253321, 2914575224, 5100506642, 10201013284, 20402026568]

約数ペア:

[(1, 20402026568), (2, 10201013284), (4, 5100506642), (7, 2914575224), (8, 2550253321), (11, 1854729688), (14, 1457287612), (19, 1073790872), (22, 927364844), (28, 728643806), (38, 536895436), (44, 463682422), (56, 364321903), (73, 279479816), (76, 268447718), (77, 264961384), (88, 231841211), (133, 153398696), (146, 139739908), (152, 134223859), (154, 132480692), (209, 97617352), (266, 76699348), (292, 69869954), (308, 66240346), (418, 48808676), (511, 39925688), (532, 38349674), (584, 34934977), (616, 33120173), (803, 25407256), (836, 24404338), (1022, 19962844), (1064, 19174837), (1387, 14709464), (1463, 13945336), (1606, 12703628), (1672, 12202169), (2044, 9981422), (2774, 7354732), (2926, 6972668), (3212, 6351814), (4088, 4990711), (5548, 3677366), (5621, 3629608), (5852, 3486334), (6424, 3175907), (9709, 2101352), (11096, 1838683), (11242, 1814804), (11704, 1743167), (15257, 1337224), (19418, 1050676), (22484, 907402), (23879, 854392), (30514, 668612), (38836, 525338), (44968, 453701), (47758, 427196), (61028, 334306), (77672, 262669), (95516, 213598), (106799, 191032), (122056, 167153)]