156984388780

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{21864121}}^1$

素因数の和:21864489

約数の個数: 24

約数和(自身を含む): 330585524640

約数和(自身を除く): 173601135860

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 21864121, 43728242, 87456484, 109320605, 218641210, 437282420, 7849219439, 15698438878, 31396877756, 39246097195, 78492194390, 156984388780]

約数ペア:

[(1, 156984388780), (2, 78492194390), (4, 39246097195), (5, 31396877756), (10, 15698438878), (20, 7849219439), (359, 437282420), (718, 218641210), (1436, 109320605), (1795, 87456484), (3590, 43728242), (7180, 21864121)]