20778230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4019}}^1$

素因数の和:4084

約数の個数: 32

約数和(自身を含む): 41679360

約数和(自身を除く): 20901130

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 470, 517, 1034, 2585, 4019, 5170, 8038, 20095, 40190, 44209, 88418, 188893, 221045, 377786, 442090, 944465, 1888930, 2077823, 4155646, 10389115, 20778230]

約数ペア:

[(1, 20778230), (2, 10389115), (5, 4155646), (10, 2077823), (11, 1888930), (22, 944465), (47, 442090), (55, 377786), (94, 221045), (110, 188893), (235, 88418), (470, 44209), (517, 40190), (1034, 20095), (2585, 8038), (4019, 5170)]