2193520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3917}}^1$

素因数の和:3937

約数の個数: 40

約数和(自身を含む): 5829984

約数和(自身を除く): 3636464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3917, 7834, 15668, 19585, 27419, 31336, 39170, 54838, 62672, 78340, 109676, 137095, 156680, 219352, 274190, 313360, 438704, 548380, 1096760, 2193520]

約数ペア:

[(1, 2193520), (2, 1096760), (4, 548380), (5, 438704), (7, 313360), (8, 274190), (10, 219352), (14, 156680), (16, 137095), (20, 109676), (28, 78340), (35, 62672), (40, 54838), (56, 39170), (70, 31336), (80, 27419), (112, 19585), (140, 15668), (280, 7834), (560, 3917)]