28491180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3739}}^1$

素因数の和:3878

約数の個数: 48

約数和(自身を含む): 80424960

約数和(自身を除く): 51933780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2540, 3739, 3810, 7478, 7620, 11217, 14956, 18695, 22434, 37390, 44868, 56085, 74780, 112170, 224340, 474853, 949706, 1424559, 1899412, 2374265, 2849118, 4748530, 5698236, 7122795, 9497060, 14245590, 28491180]

約数ペア:

[(1, 28491180), (2, 14245590), (3, 9497060), (4, 7122795), (5, 5698236), (6, 4748530), (10, 2849118), (12, 2374265), (15, 1899412), (20, 1424559), (30, 949706), (60, 474853), (127, 224340), (254, 112170), (381, 74780), (508, 56085), (635, 44868), (762, 37390), (1270, 22434), (1524, 18695), (1905, 14956), (2540, 11217), (3739, 7620), (3810, 7478)]