30283960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15451}}^1$

素因数の和:15476

約数の個数: 48

約数和(自身を含む): 79268760

約数和(自身を除く): 48984800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 15451, 30902, 61804, 77255, 108157, 123608, 154510, 216314, 309020, 432628, 540785, 618040, 757099, 865256, 1081570, 1514198, 2163140, 3028396, 3785495, 4326280, 6056792, 7570990, 15141980, 30283960]

約数ペア:

[(1, 30283960), (2, 15141980), (4, 7570990), (5, 6056792), (7, 4326280), (8, 3785495), (10, 3028396), (14, 2163140), (20, 1514198), (28, 1081570), (35, 865256), (40, 757099), (49, 618040), (56, 540785), (70, 432628), (98, 309020), (140, 216314), (196, 154510), (245, 123608), (280, 108157), (392, 77255), (490, 61804), (980, 30902), (1960, 15451)]