300048020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{245941}}^1$

素因数の和:246011

約数の個数: 24

約数和(自身を含む): 640432968

約数和(自身を除く): 340384948

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 245941, 491882, 983764, 1229705, 2459410, 4918820, 15002401, 30004802, 60009604, 75012005, 150024010, 300048020]

約数ペア:

[(1, 300048020), (2, 150024010), (4, 75012005), (5, 60009604), (10, 30004802), (20, 15002401), (61, 4918820), (122, 2459410), (244, 1229705), (305, 983764), (610, 491882), (1220, 245941)]