42890520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{357421}}^1$

素因数の和:357435

約数の個数: 32

約数和(自身を含む): 128671920

約数和(自身を除く): 85781400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 357421, 714842, 1072263, 1429684, 1787105, 2144526, 2859368, 3574210, 4289052, 5361315, 7148420, 8578104, 10722630, 14296840, 21445260, 42890520]

約数ペア:

[(1, 42890520), (2, 21445260), (3, 14296840), (4, 10722630), (5, 8578104), (6, 7148420), (8, 5361315), (10, 4289052), (12, 3574210), (15, 2859368), (20, 2144526), (24, 1787105), (30, 1429684), (40, 1072263), (60, 714842), (120, 357421)]