3938720

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 9434880

約数和(自身を除く): 5496160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 239, 412, 478, 515, 824, 956, 1030, 1195, 1648, 1912, 2060, 2390, 3296, 3824, 4120, 4780, 7648, 8240, 9560, 16480, 19120, 24617, 38240, 49234, 98468, 123085, 196936, 246170, 393872, 492340, 787744, 984680, 1969360, 3938720]

約数ペア:

[(1, 3938720), (2, 1969360), (4, 984680), (5, 787744), (8, 492340), (10, 393872), (16, 246170), (20, 196936), (32, 123085), (40, 98468), (80, 49234), (103, 38240), (160, 24617), (206, 19120), (239, 16480), (412, 9560), (478, 8240), (515, 7648), (824, 4780), (956, 4120), (1030, 3824), (1195, 3296), (1648, 2390), (1912, 2060)]