39574690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 72938880

約数和(自身を除く): 33364190

約数列:

[1, 2, 5, 10, 71, 139, 142, 278, 355, 401, 695, 710, 802, 1390, 2005, 4010, 9869, 19738, 28471, 49345, 55739, 56942, 98690, 111478, 142355, 278695, 284710, 557390, 3957469, 7914938, 19787345, 39574690]

約数ペア:

[(1, 39574690), (2, 19787345), (5, 7914938), (10, 3957469), (71, 557390), (139, 284710), (142, 278695), (278, 142355), (355, 111478), (401, 98690), (695, 56942), (710, 55739), (802, 49345), (1390, 28471), (2005, 19738), (4010, 9869)]