320467408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1178189}}^1$

素因数の和:1178214

約数の個数: 20

約数和(自身を含む): 657430020

約数和(自身を除く): 336962612

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1178189, 2356378, 4712756, 9425512, 18851024, 20029213, 40058426, 80116852, 160233704, 320467408]

約数ペア:

[(1, 320467408), (2, 160233704), (4, 80116852), (8, 40058426), (16, 20029213), (17, 18851024), (34, 9425512), (68, 4712756), (136, 2356378), (272, 1178189)]