1189665620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21893}}^1$

素因数の和:21945

約数の個数: 96

約数和(自身を含む): 3089681280

約数和(自身を除く): 1900015660

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 190, 209, 220, 247, 260, 286, 380, 418, 494, 572, 715, 836, 988, 1045, 1235, 1430, 2090, 2470, 2717, 2860, 4180, 4940, 5434, 10868, 13585, 21893, 27170, 43786, 54340, 87572, 109465, 218930, 240823, 284609, 415967, 437860, 481646, 569218, 831934, 963292, 1138436, 1204115, 1423045, 1663868, 2079835, 2408230, 2846090, 3130699, 4159670, 4575637, 4816460, 5407571, 5692180, 6261398, 8319340, 9151274, 10815142, 12522796, 15653495, 18302548, 21630284, 22878185, 27037855, 31306990, 45756370, 54075710, 59483281, 62613980, 91512740, 108151420, 118966562, 237933124, 297416405, 594832810, 1189665620]

約数ペア:

[(1, 1189665620), (2, 594832810), (4, 297416405), (5, 237933124), (10, 118966562), (11, 108151420), (13, 91512740), (19, 62613980), (20, 59483281), (22, 54075710), (26, 45756370), (38, 31306990), (44, 27037855), (52, 22878185), (55, 21630284), (65, 18302548), (76, 15653495), (95, 12522796), (110, 10815142), (130, 9151274), (143, 8319340), (190, 6261398), (209, 5692180), (220, 5407571), (247, 4816460), (260, 4575637), (286, 4159670), (380, 3130699), (418, 2846090), (494, 2408230), (572, 2079835), (715, 1663868), (836, 1423045), (988, 1204115), (1045, 1138436), (1235, 963292), (1430, 831934), (2090, 569218), (2470, 481646), (2717, 437860), (2860, 415967), (4180, 284609), (4940, 240823), (5434, 218930), (10868, 109465), (13585, 87572), (21893, 54340), (27170, 43786)]