11945020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9791}}^1$

素因数の和:9861

約数の個数: 24

約数和(自身を含む): 25498368

約数和(自身を除く): 13553348

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 9791, 19582, 39164, 48955, 97910, 195820, 597251, 1194502, 2389004, 2986255, 5972510, 11945020]

約数ペア:

[(1, 11945020), (2, 5972510), (4, 2986255), (5, 2389004), (10, 1194502), (20, 597251), (61, 195820), (122, 97910), (244, 48955), (305, 39164), (610, 19582), (1220, 9791)]