20176619960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1675799}}^1$

素因数の和:1675860

約数の個数: 64

約数和(自身を含む): 53089344000

約数和(自身を除く): 32912724040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 12040, 1675799, 3351598, 6703196, 8378995, 11730593, 13406392, 16757990, 23461186, 33515980, 46922372, 58652965, 67031960, 72059357, 93844744, 117305930, 144118714, 234611860, 288237428, 360296785, 469223720, 504415499, 576474856, 720593570, 1008830998, 1441187140, 2017661996, 2522077495, 2882374280, 4035323992, 5044154990, 10088309980, 20176619960]

約数ペア:

[(1, 20176619960), (2, 10088309980), (4, 5044154990), (5, 4035323992), (7, 2882374280), (8, 2522077495), (10, 2017661996), (14, 1441187140), (20, 1008830998), (28, 720593570), (35, 576474856), (40, 504415499), (43, 469223720), (56, 360296785), (70, 288237428), (86, 234611860), (140, 144118714), (172, 117305930), (215, 93844744), (280, 72059357), (301, 67031960), (344, 58652965), (430, 46922372), (602, 33515980), (860, 23461186), (1204, 16757990), (1505, 13406392), (1720, 11730593), (2408, 8378995), (3010, 6703196), (6020, 3351598), (12040, 1675799)]