768499870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 1435196880

約数和(自身を除く): 666697010

約数列:

[1, 2, 5, 10, 43, 86, 89, 178, 215, 430, 445, 467, 890, 934, 1849, 2335, 3698, 3827, 4670, 7654, 9245, 18490, 19135, 20081, 38270, 40162, 41563, 83126, 100405, 164561, 200810, 207815, 329122, 415630, 822805, 863483, 1645610, 1726966, 1787209, 3574418, 4317415, 8634830, 8936045, 17872090, 76849987, 153699974, 384249935, 768499870]

約数ペア:

[(1, 768499870), (2, 384249935), (5, 153699974), (10, 76849987), (43, 17872090), (86, 8936045), (89, 8634830), (178, 4317415), (215, 3574418), (430, 1787209), (445, 1726966), (467, 1645610), (890, 863483), (934, 822805), (1849, 415630), (2335, 329122), (3698, 207815), (3827, 200810), (4670, 164561), (7654, 100405), (9245, 83126), (18490, 41563), (19135, 40162), (20081, 38270)]