690987056

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{427591}}^1$

素因数の和:427700

約数の個数: 20

約数和(自身を含む): 1352045904

約数和(自身を除く): 661058848

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 427591, 855182, 1710364, 3420728, 6841456, 43186691, 86373382, 172746764, 345493528, 690987056]

約数ペア:

[(1, 690987056), (2, 345493528), (4, 172746764), (8, 86373382), (16, 43186691), (101, 6841456), (202, 3420728), (404, 1710364), (808, 855182), (1616, 427591)]