15313240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20149}}^1$

素因数の和:20179

約数の個数: 32

約数和(自身を含む): 36270000

約数和(自身を除く): 20956760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20149, 40298, 80596, 100745, 161192, 201490, 382831, 402980, 765662, 805960, 1531324, 1914155, 3062648, 3828310, 7656620, 15313240]

約数ペア:

[(1, 15313240), (2, 7656620), (4, 3828310), (5, 3062648), (8, 1914155), (10, 1531324), (19, 805960), (20, 765662), (38, 402980), (40, 382831), (76, 201490), (95, 161192), (152, 100745), (190, 80596), (380, 40298), (760, 20149)]