11783420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2819}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 28425600

約数和(自身を除く): 16642180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 2819, 4180, 5638, 11276, 14095, 28190, 31009, 53561, 56380, 62018, 107122, 124036, 155045, 214244, 267805, 310090, 535610, 589171, 620180, 1071220, 1178342, 2356684, 2945855, 5891710, 11783420]

約数ペア:

[(1, 11783420), (2, 5891710), (4, 2945855), (5, 2356684), (10, 1178342), (11, 1071220), (19, 620180), (20, 589171), (22, 535610), (38, 310090), (44, 267805), (55, 214244), (76, 155045), (95, 124036), (110, 107122), (190, 62018), (209, 56380), (220, 53561), (380, 31009), (418, 28190), (836, 14095), (1045, 11276), (2090, 5638), (2819, 4180)]