1940376720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{188021}}^1$

素因数の和:188080

約数の個数: 80

約数和(自身を含む): 6155088192

約数和(自身を除く): 4214711472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 188021, 376042, 564063, 752084, 940105, 1128126, 1504168, 1880210, 2256252, 2820315, 3008336, 3760420, 4512504, 5640630, 7520840, 8084903, 9025008, 11281260, 15041680, 16169806, 22562520, 24254709, 32339612, 40424515, 45125040, 48509418, 64679224, 80849030, 97018836, 121273545, 129358448, 161698060, 194037672, 242547090, 323396120, 388075344, 485094180, 646792240, 970188360, 1940376720]

約数ペア:

[(1, 1940376720), (2, 970188360), (3, 646792240), (4, 485094180), (5, 388075344), (6, 323396120), (8, 242547090), (10, 194037672), (12, 161698060), (15, 129358448), (16, 121273545), (20, 97018836), (24, 80849030), (30, 64679224), (40, 48509418), (43, 45125040), (48, 40424515), (60, 32339612), (80, 24254709), (86, 22562520), (120, 16169806), (129, 15041680), (172, 11281260), (215, 9025008), (240, 8084903), (258, 7520840), (344, 5640630), (430, 4512504), (516, 3760420), (645, 3008336), (688, 2820315), (860, 2256252), (1032, 1880210), (1290, 1504168), (1720, 1128126), (2064, 940105), (2580, 752084), (3440, 564063), (5160, 376042), (10320, 188021)]