1770980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1295

約数の個数: 24

約数和(自身を含む): 3773112

約数和(自身を除く): 2002132

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1213, 1460, 2426, 4852, 6065, 12130, 24260, 88549, 177098, 354196, 442745, 885490, 1770980]

約数ペア:

[(1, 1770980), (2, 885490), (4, 442745), (5, 354196), (10, 177098), (20, 88549), (73, 24260), (146, 12130), (292, 6065), (365, 4852), (730, 2426), (1213, 1460)]