217670810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107227}}^1$

素因数の和:107270

約数の個数: 32

約数和(自身を含む): 463224960

約数和(自身を除く): 245554150

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 107227, 214454, 536135, 750589, 1072270, 1501178, 3109583, 3752945, 6219166, 7505890, 15547915, 21767081, 31095830, 43534162, 108835405, 217670810]

約数ペア:

[(1, 217670810), (2, 108835405), (5, 43534162), (7, 31095830), (10, 21767081), (14, 15547915), (29, 7505890), (35, 6219166), (58, 3752945), (70, 3109583), (145, 1501178), (203, 1072270), (290, 750589), (406, 536135), (1015, 214454), (2030, 107227)]