3239740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 7906752

約数和(自身を除く): 4667012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 317, 365, 511, 634, 730, 1022, 1268, 1460, 1585, 2044, 2219, 2555, 3170, 4438, 5110, 6340, 8876, 10220, 11095, 22190, 23141, 44380, 46282, 92564, 115705, 161987, 231410, 323974, 462820, 647948, 809935, 1619870, 3239740]

約数ペア:

[(1, 3239740), (2, 1619870), (4, 809935), (5, 647948), (7, 462820), (10, 323974), (14, 231410), (20, 161987), (28, 115705), (35, 92564), (70, 46282), (73, 44380), (140, 23141), (146, 22190), (292, 11095), (317, 10220), (365, 8876), (511, 6340), (634, 5110), (730, 4438), (1022, 3170), (1268, 2555), (1460, 2219), (1585, 2044)]