80413240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42773}}^1$

素因数の和:42831

約数の個数: 32

約数和(自身を含む): 184783680

約数和(自身を除く): 104370440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 42773, 85546, 171092, 213865, 342184, 427730, 855460, 1710920, 2010331, 4020662, 8041324, 10051655, 16082648, 20103310, 40206620, 80413240]

約数ペア:

[(1, 80413240), (2, 40206620), (4, 20103310), (5, 16082648), (8, 10051655), (10, 8041324), (20, 4020662), (40, 2010331), (47, 1710920), (94, 855460), (188, 427730), (235, 342184), (376, 213865), (470, 171092), (940, 85546), (1880, 42773)]