2505390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3631}}^1$

素因数の和:3664

約数の個数: 32

約数和(自身を含む): 6276096

約数和(自身を除く): 3770706

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 3631, 7262, 10893, 18155, 21786, 36310, 54465, 83513, 108930, 167026, 250539, 417565, 501078, 835130, 1252695, 2505390]

約数ペア:

[(1, 2505390), (2, 1252695), (3, 835130), (5, 501078), (6, 417565), (10, 250539), (15, 167026), (23, 108930), (30, 83513), (46, 54465), (69, 36310), (115, 21786), (138, 18155), (230, 10893), (345, 7262), (690, 3631)]