219871610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{165317}}^1$

素因数の和:165350

約数の個数: 32

約数和(自身を含む): 476115840

約数和(自身を除く): 256244230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 165317, 330634, 826585, 1157219, 1653170, 2314438, 3141023, 5786095, 6282046, 11572190, 15705115, 21987161, 31410230, 43974322, 109935805, 219871610]

約数ペア:

[(1, 219871610), (2, 109935805), (5, 43974322), (7, 31410230), (10, 21987161), (14, 15705115), (19, 11572190), (35, 6282046), (38, 5786095), (70, 3141023), (95, 2314438), (133, 1653170), (190, 1157219), (266, 826585), (665, 330634), (1330, 165317)]