28044220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82483}}^1$

素因数の和:82509

約数の個数: 24

約数和(自身を含む): 62357904

約数和(自身を除く): 34313684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 82483, 164966, 329932, 412415, 824830, 1402211, 1649660, 2804422, 5608844, 7011055, 14022110, 28044220]

約数ペア:

[(1, 28044220), (2, 14022110), (4, 7011055), (5, 5608844), (10, 2804422), (17, 1649660), (20, 1402211), (34, 824830), (68, 412415), (85, 329932), (170, 164966), (340, 82483)]