38158280

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6863}}^1$

素因数の和:7013

約数の個数: 32

約数和(自身を含む): 86486400

約数和(自身を除く): 48328120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 6863, 13726, 27452, 34315, 54904, 68630, 137260, 274520, 953957, 1907914, 3815828, 4769785, 7631656, 9539570, 19079140, 38158280]

約数ペア:

[(1, 38158280), (2, 19079140), (4, 9539570), (5, 7631656), (8, 4769785), (10, 3815828), (20, 1907914), (40, 953957), (139, 274520), (278, 137260), (556, 68630), (695, 54904), (1112, 34315), (1390, 27452), (2780, 13726), (5560, 6863)]