268804940

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{90203}}^1$

素因数の和:90361

約数の個数: 24

約数和(自身を含む): 568285200

約数和(自身を除く): 299480260

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 90203, 180406, 360812, 451015, 902030, 1804060, 13440247, 26880494, 53760988, 67201235, 134402470, 268804940]

約数ペア:

[(1, 268804940), (2, 134402470), (4, 67201235), (5, 53760988), (10, 26880494), (20, 13440247), (149, 1804060), (298, 902030), (596, 451015), (745, 360812), (1490, 180406), (2980, 90203)]