2888890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9319}}^1$

素因数の和:9357

約数の個数: 16

約数和(自身を含む): 5368320

約数和(自身を除く): 2479430

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 9319, 18638, 46595, 93190, 288889, 577778, 1444445, 2888890]

約数ペア:

[(1, 2888890), (2, 1444445), (5, 577778), (10, 288889), (31, 93190), (62, 46595), (155, 18638), (310, 9319)]