2947740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 8379168

約数和(自身を除く): 5431428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 673, 730, 876, 1095, 1346, 1460, 2019, 2190, 2692, 3365, 4038, 4380, 6730, 8076, 10095, 13460, 20190, 40380, 49129, 98258, 147387, 196516, 245645, 294774, 491290, 589548, 736935, 982580, 1473870, 2947740]

約数ペア:

[(1, 2947740), (2, 1473870), (3, 982580), (4, 736935), (5, 589548), (6, 491290), (10, 294774), (12, 245645), (15, 196516), (20, 147387), (30, 98258), (60, 49129), (73, 40380), (146, 20190), (219, 13460), (292, 10095), (365, 8076), (438, 6730), (673, 4380), (730, 4038), (876, 3365), (1095, 2692), (1346, 2190), (1460, 2019)]