15208930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{383}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 31601664

約数和(自身を除く): 16392734

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 361, 383, 418, 722, 766, 1045, 1805, 1915, 2090, 3610, 3830, 3971, 4213, 7277, 7942, 8426, 14554, 19855, 21065, 36385, 39710, 42130, 72770, 80047, 138263, 160094, 276526, 400235, 691315, 800470, 1382630, 1520893, 3041786, 7604465, 15208930]

約数ペア:

[(1, 15208930), (2, 7604465), (5, 3041786), (10, 1520893), (11, 1382630), (19, 800470), (22, 691315), (38, 400235), (55, 276526), (95, 160094), (110, 138263), (190, 80047), (209, 72770), (361, 42130), (383, 39710), (418, 36385), (722, 21065), (766, 19855), (1045, 14554), (1805, 8426), (1915, 7942), (2090, 7277), (3610, 4213), (3830, 3971)]