90064760

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{9421}}^1$

素因数の和:9671

約数の個数: 32

約数和(自身を含む): 203515200

約数和(自身を除く): 113450440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9421, 9560, 18842, 37684, 47105, 75368, 94210, 188420, 376840, 2251619, 4503238, 9006476, 11258095, 18012952, 22516190, 45032380, 90064760]

約数ペア:

[(1, 90064760), (2, 45032380), (4, 22516190), (5, 18012952), (8, 11258095), (10, 9006476), (20, 4503238), (40, 2251619), (239, 376840), (478, 188420), (956, 94210), (1195, 75368), (1912, 47105), (2390, 37684), (4780, 18842), (9421, 9560)]