9979980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3539}}^1$

素因数の和:3598

約数の個数: 48

約数和(自身を含む): 28546560

約数和(自身を除く): 18566580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 3539, 7078, 10617, 14156, 17695, 21234, 35390, 42468, 53085, 70780, 106170, 166333, 212340, 332666, 498999, 665332, 831665, 997998, 1663330, 1995996, 2494995, 3326660, 4989990, 9979980]

約数ペア:

[(1, 9979980), (2, 4989990), (3, 3326660), (4, 2494995), (5, 1995996), (6, 1663330), (10, 997998), (12, 831665), (15, 665332), (20, 498999), (30, 332666), (47, 212340), (60, 166333), (94, 106170), (141, 70780), (188, 53085), (235, 42468), (282, 35390), (470, 21234), (564, 17695), (705, 14156), (940, 10617), (1410, 7078), (2820, 3539)]