1330402138840

素因数分解:

$2^3\times 5^1\times {\mathrm{49123}}^1\times {\mathrm{677077}}^1$

素因数の和:726211

約数の個数: 32

約数和(自身を含む): 2993470170480

約数和(自身を除く): 1663068031640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49123, 98246, 196492, 245615, 392984, 491230, 677077, 982460, 1354154, 1964920, 2708308, 3385385, 5416616, 6770770, 13541540, 27083080, 33260053471, 66520106942, 133040213884, 166300267355, 266080427768, 332600534710, 665201069420, 1330402138840]

約数ペア:

[(1, 1330402138840), (2, 665201069420), (4, 332600534710), (5, 266080427768), (8, 166300267355), (10, 133040213884), (20, 66520106942), (40, 33260053471), (49123, 27083080), (98246, 13541540), (196492, 6770770), (245615, 5416616), (392984, 3385385), (491230, 2708308), (677077, 1964920), (982460, 1354154)]