126941240

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{7229}}^1$

素因数の和:7679

約数の個数: 32

約数和(自身を含む): 286308000

約数和(自身を除く): 159366760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 7229, 8780, 14458, 17560, 28916, 36145, 57832, 72290, 144580, 289160, 3173531, 6347062, 12694124, 15867655, 25388248, 31735310, 63470620, 126941240]

約数ペア:

[(1, 126941240), (2, 63470620), (4, 31735310), (5, 25388248), (8, 15867655), (10, 12694124), (20, 6347062), (40, 3173531), (439, 289160), (878, 144580), (1756, 72290), (2195, 57832), (3512, 36145), (4390, 28916), (7229, 17560), (8780, 14458)]