1690980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{28183}}^1$

素因数の和:28195

約数の個数: 24

約数和(自身を含む): 4734912

約数和(自身を除く): 3043932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 28183, 56366, 84549, 112732, 140915, 169098, 281830, 338196, 422745, 563660, 845490, 1690980]

約数ペア:

[(1, 1690980), (2, 845490), (3, 563660), (4, 422745), (5, 338196), (6, 281830), (10, 169098), (12, 140915), (15, 112732), (20, 84549), (30, 56366), (60, 28183)]