7494280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 18195840

約数和(自身を除く): 10701560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 107, 136, 170, 206, 214, 340, 412, 428, 515, 535, 680, 824, 856, 1030, 1070, 1751, 1819, 2060, 2140, 3502, 3638, 4120, 4280, 7004, 7276, 8755, 9095, 11021, 14008, 14552, 17510, 18190, 22042, 35020, 36380, 44084, 55105, 70040, 72760, 88168, 110210, 187357, 220420, 374714, 440840, 749428, 936785, 1498856, 1873570, 3747140, 7494280]

約数ペア:

[(1, 7494280), (2, 3747140), (4, 1873570), (5, 1498856), (8, 936785), (10, 749428), (17, 440840), (20, 374714), (34, 220420), (40, 187357), (68, 110210), (85, 88168), (103, 72760), (107, 70040), (136, 55105), (170, 44084), (206, 36380), (214, 35020), (340, 22042), (412, 18190), (428, 17510), (515, 14552), (535, 14008), (680, 11021), (824, 9095), (856, 8755), (1030, 7276), (1070, 7004), (1751, 4280), (1819, 4120), (2060, 3638), (2140, 3502)]