6390980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18797}}^1$

素因数の和:18823

約数の個数: 24

約数和(自身を含む): 14211288

約数和(自身を除く): 7820308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 18797, 37594, 75188, 93985, 187970, 319549, 375940, 639098, 1278196, 1597745, 3195490, 6390980]

約数ペア:

[(1, 6390980), (2, 3195490), (4, 1597745), (5, 1278196), (10, 639098), (17, 375940), (20, 319549), (34, 187970), (68, 93985), (85, 75188), (170, 37594), (340, 18797)]