9790940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 21488544

約数和(自身を除く): 11697604

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 131, 148, 185, 202, 262, 370, 404, 505, 524, 655, 740, 1010, 1310, 2020, 2620, 3737, 4847, 7474, 9694, 13231, 14948, 18685, 19388, 24235, 26462, 37370, 48470, 52924, 66155, 74740, 96940, 132310, 264620, 489547, 979094, 1958188, 2447735, 4895470, 9790940]

約数ペア:

[(1, 9790940), (2, 4895470), (4, 2447735), (5, 1958188), (10, 979094), (20, 489547), (37, 264620), (74, 132310), (101, 96940), (131, 74740), (148, 66155), (185, 52924), (202, 48470), (262, 37370), (370, 26462), (404, 24235), (505, 19388), (524, 18685), (655, 14948), (740, 13231), (1010, 9694), (1310, 7474), (2020, 4847), (2620, 3737)]