31030980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{517183}}^1$

素因数の和:517195

約数の個数: 24

約数和(自身を含む): 86886912

約数和(自身を除く): 55855932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 517183, 1034366, 1551549, 2068732, 2585915, 3103098, 5171830, 6206196, 7757745, 10343660, 15515490, 31030980]

約数ペア:

[(1, 31030980), (2, 15515490), (3, 10343660), (4, 7757745), (5, 6206196), (6, 5171830), (10, 3103098), (12, 2585915), (15, 2068732), (20, 1551549), (30, 1034366), (60, 517183)]