196770160

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{11657}}^1$

素因数の和:11881

約数の個数: 40

約数和(自身を含む): 459698256

約数和(自身を除く): 262928096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 11657, 16880, 23314, 46628, 58285, 93256, 116570, 186512, 233140, 466280, 932560, 2459627, 4919254, 9838508, 12298135, 19677016, 24596270, 39354032, 49192540, 98385080, 196770160]

約数ペア:

[(1, 196770160), (2, 98385080), (4, 49192540), (5, 39354032), (8, 24596270), (10, 19677016), (16, 12298135), (20, 9838508), (40, 4919254), (80, 2459627), (211, 932560), (422, 466280), (844, 233140), (1055, 186512), (1688, 116570), (2110, 93256), (3376, 58285), (4220, 46628), (8440, 23314), (11657, 16880)]