1243120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 2968560

約数和(自身を除く): 1725440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 379, 410, 656, 758, 820, 1516, 1640, 1895, 3032, 3280, 3790, 6064, 7580, 15160, 15539, 30320, 31078, 62156, 77695, 124312, 155390, 248624, 310780, 621560, 1243120]

約数ペア:

[(1, 1243120), (2, 621560), (4, 310780), (5, 248624), (8, 155390), (10, 124312), (16, 77695), (20, 62156), (40, 31078), (41, 30320), (80, 15539), (82, 15160), (164, 7580), (205, 6064), (328, 3790), (379, 3280), (410, 3032), (656, 1895), (758, 1640), (820, 1516)]