42004840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{22343}}^1$

素因数の和:22401

約数の個数: 32

約数和(自身を含む): 96526080

約数和(自身を除く): 54521240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 22343, 44686, 89372, 111715, 178744, 223430, 446860, 893720, 1050121, 2100242, 4200484, 5250605, 8400968, 10501210, 21002420, 42004840]

約数ペア:

[(1, 42004840), (2, 21002420), (4, 10501210), (5, 8400968), (8, 5250605), (10, 4200484), (20, 2100242), (40, 1050121), (47, 893720), (94, 446860), (188, 223430), (235, 178744), (376, 111715), (470, 89372), (940, 44686), (1880, 22343)]