8747980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23021}}^1$

素因数の和:23049

約数の個数: 24

約数和(自身を含む): 19338480

約数和(自身を除く): 10590500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 23021, 46042, 92084, 115105, 230210, 437399, 460420, 874798, 1749596, 2186995, 4373990, 8747980]

約数ペア:

[(1, 8747980), (2, 4373990), (4, 2186995), (5, 1749596), (10, 874798), (19, 460420), (20, 437399), (38, 230210), (76, 115105), (95, 92084), (190, 46042), (380, 23021)]