42488540

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{16217}}^1$

素因数の和:16357

約数の個数: 24

約数和(自身を含む): 89912592

約数和(自身を除く): 47424052

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 16217, 32434, 64868, 81085, 162170, 324340, 2124427, 4248854, 8497708, 10622135, 21244270, 42488540]

約数ペア:

[(1, 42488540), (2, 21244270), (4, 10622135), (5, 8497708), (10, 4248854), (20, 2124427), (131, 324340), (262, 162170), (524, 81085), (655, 64868), (1310, 32434), (2620, 16217)]