420262015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1783}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 554895360

約数和(自身を除く): 134633345

約数列:

[1, 5, 17, 47, 59, 85, 235, 295, 799, 1003, 1783, 2773, 3995, 5015, 8915, 13865, 30311, 47141, 83801, 105197, 151555, 235705, 419005, 525985, 1424617, 1788349, 4944259, 7123085, 8941745, 24721295, 84052403, 420262015]

約数ペア:

[(1, 420262015), (5, 84052403), (17, 24721295), (47, 8941745), (59, 7123085), (85, 4944259), (235, 1788349), (295, 1424617), (799, 525985), (1003, 419005), (1783, 235705), (2773, 151555), (3995, 105197), (5015, 83801), (8915, 47141), (13865, 30311)]