3967400

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 9374400

約数和(自身を除く): 5407000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 239, 332, 415, 478, 664, 830, 956, 1195, 1660, 1912, 2075, 2390, 3320, 4150, 4780, 5975, 8300, 9560, 11950, 16600, 19837, 23900, 39674, 47800, 79348, 99185, 158696, 198370, 396740, 495925, 793480, 991850, 1983700, 3967400]

約数ペア:

[(1, 3967400), (2, 1983700), (4, 991850), (5, 793480), (8, 495925), (10, 396740), (20, 198370), (25, 158696), (40, 99185), (50, 79348), (83, 47800), (100, 39674), (166, 23900), (200, 19837), (239, 16600), (332, 11950), (415, 9560), (478, 8300), (664, 5975), (830, 4780), (956, 4150), (1195, 3320), (1660, 2390), (1912, 2075)]