1503980

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 3186960

約数和(自身を除く): 1682980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 541, 556, 695, 1082, 1390, 2164, 2705, 2780, 5410, 10820, 75199, 150398, 300796, 375995, 751990, 1503980]

約数ペア:

[(1, 1503980), (2, 751990), (4, 375995), (5, 300796), (10, 150398), (20, 75199), (139, 10820), (278, 5410), (541, 2780), (556, 2705), (695, 2164), (1082, 1390)]