8889681680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1787}}^1\times {\mathrm{5653}}^1$

素因数の和:7464

約数の個数: 80

約数和(自身を含む): 22564073664

約数和(自身を除く): 13674391984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1787, 3574, 5653, 7148, 8935, 11306, 14296, 17870, 19657, 22612, 28265, 28592, 35740, 39314, 45224, 56530, 62183, 71480, 78628, 90448, 98285, 113060, 124366, 142960, 157256, 196570, 226120, 248732, 310915, 314512, 393140, 452240, 497464, 621830, 786280, 994928, 1243660, 1572560, 2487320, 4974640, 10101911, 20203822, 40407644, 50509555, 80815288, 101019110, 111121021, 161630576, 202038220, 222242042, 404076440, 444484084, 555605105, 808152880, 888968168, 1111210210, 1777936336, 2222420420, 4444840840, 8889681680]

約数ペア:

[(1, 8889681680), (2, 4444840840), (4, 2222420420), (5, 1777936336), (8, 1111210210), (10, 888968168), (11, 808152880), (16, 555605105), (20, 444484084), (22, 404076440), (40, 222242042), (44, 202038220), (55, 161630576), (80, 111121021), (88, 101019110), (110, 80815288), (176, 50509555), (220, 40407644), (440, 20203822), (880, 10101911), (1787, 4974640), (3574, 2487320), (5653, 1572560), (7148, 1243660), (8935, 994928), (11306, 786280), (14296, 621830), (17870, 497464), (19657, 452240), (22612, 393140), (28265, 314512), (28592, 310915), (35740, 248732), (39314, 226120), (45224, 196570), (56530, 157256), (62183, 142960), (71480, 124366), (78628, 113060), (90448, 98285)]