180438340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{530701}}^1$

素因数の和:530727

約数の個数: 24

約数和(自身を含む): 401210712

約数和(自身を除く): 220772372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 530701, 1061402, 2122804, 2653505, 5307010, 9021917, 10614020, 18043834, 36087668, 45109585, 90219170, 180438340]

約数ペア:

[(1, 180438340), (2, 90219170), (4, 45109585), (5, 36087668), (10, 18043834), (17, 10614020), (20, 9021917), (34, 5307010), (68, 2653505), (85, 2122804), (170, 1061402), (340, 530701)]