20007727830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{31079}}^1$

素因数の和:31426

約数の個数: 96

約数和(自身を含む): 54458127360

約数和(自身を除く): 34450399530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 311, 345, 414, 622, 690, 933, 1035, 1555, 1866, 2070, 2799, 3110, 4665, 5598, 7153, 9330, 13995, 14306, 21459, 27990, 31079, 35765, 42918, 62158, 64377, 71530, 93237, 107295, 128754, 155395, 186474, 214590, 279711, 310790, 321885, 466185, 559422, 643770, 714817, 932370, 1398555, 1429634, 2144451, 2797110, 3574085, 4288902, 6433353, 7148170, 9665569, 10722255, 12866706, 19331138, 21444510, 28996707, 32166765, 48327845, 57993414, 64333530, 86990121, 96655690, 144983535, 173980242, 222308087, 289967070, 434950605, 444616174, 666924261, 869901210, 1111540435, 1333848522, 2000772783, 2223080870, 3334621305, 4001545566, 6669242610, 10003863915, 20007727830]

約数ペア:

[(1, 20007727830), (2, 10003863915), (3, 6669242610), (5, 4001545566), (6, 3334621305), (9, 2223080870), (10, 2000772783), (15, 1333848522), (18, 1111540435), (23, 869901210), (30, 666924261), (45, 444616174), (46, 434950605), (69, 289967070), (90, 222308087), (115, 173980242), (138, 144983535), (207, 96655690), (230, 86990121), (311, 64333530), (345, 57993414), (414, 48327845), (622, 32166765), (690, 28996707), (933, 21444510), (1035, 19331138), (1555, 12866706), (1866, 10722255), (2070, 9665569), (2799, 7148170), (3110, 6433353), (4665, 4288902), (5598, 3574085), (7153, 2797110), (9330, 2144451), (13995, 1429634), (14306, 1398555), (21459, 932370), (27990, 714817), (31079, 643770), (35765, 559422), (42918, 466185), (62158, 321885), (64377, 310790), (71530, 279711), (93237, 214590), (107295, 186474), (128754, 155395)]