1240796

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 2340576

約数和(自身を除く): 1099780

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 257, 284, 514, 1028, 1207, 2414, 4369, 4828, 8738, 17476, 18247, 36494, 72988, 310199, 620398, 1240796]

約数ペア:

[(1, 1240796), (2, 620398), (4, 310199), (17, 72988), (34, 36494), (68, 18247), (71, 17476), (142, 8738), (257, 4828), (284, 4369), (514, 2414), (1028, 1207)]