227211980

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{32183}}^1$

素因数の和:32545

約数の個数: 24

約数和(自身を含む): 478511712

約数和(自身を除く): 251299732

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 32183, 64366, 128732, 160915, 321830, 643660, 11360599, 22721198, 45442396, 56802995, 113605990, 227211980]

約数ペア:

[(1, 227211980), (2, 113605990), (4, 56802995), (5, 45442396), (10, 22721198), (20, 11360599), (353, 643660), (706, 321830), (1412, 160915), (1765, 128732), (3530, 64366), (7060, 32183)]