1297942340

素因数分解:

$2^2\times 5^1\times {\mathrm{1907}}^1\times {\mathrm{34031}}^1$

素因数の和:35947

約数の個数: 24

約数和(自身を含む): 2727188352

約数和(自身を除く): 1429246012

約数列:

[1, 2, 4, 5, 10, 20, 1907, 3814, 7628, 9535, 19070, 34031, 38140, 68062, 136124, 170155, 340310, 680620, 64897117, 129794234, 259588468, 324485585, 648971170, 1297942340]

約数ペア:

[(1, 1297942340), (2, 648971170), (4, 324485585), (5, 259588468), (10, 129794234), (20, 64897117), (1907, 680620), (3814, 340310), (7628, 170155), (9535, 136124), (19070, 68062), (34031, 38140)]