11710840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{811}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 27843480

約数和(自身を除く): 16132640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 811, 1444, 1622, 1805, 2888, 3244, 3610, 4055, 6488, 7220, 8110, 14440, 15409, 16220, 30818, 32440, 61636, 77045, 123272, 154090, 292771, 308180, 585542, 616360, 1171084, 1463855, 2342168, 2927710, 5855420, 11710840]

約数ペア:

[(1, 11710840), (2, 5855420), (4, 2927710), (5, 2342168), (8, 1463855), (10, 1171084), (19, 616360), (20, 585542), (38, 308180), (40, 292771), (76, 154090), (95, 123272), (152, 77045), (190, 61636), (361, 32440), (380, 30818), (722, 16220), (760, 15409), (811, 14440), (1444, 8110), (1622, 7220), (1805, 6488), (2888, 4055), (3244, 3610)]