2015468920

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{309121}}^1$

素因数の和:309295

約数の個数: 32

約数和(自身を含む): 4562640720

約数和(自身を除く): 2547171800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 309121, 618242, 1236484, 1545605, 2472968, 3091210, 6182420, 12364840, 50386723, 100773446, 201546892, 251933615, 403093784, 503867230, 1007734460, 2015468920]

約数ペア:

[(1, 2015468920), (2, 1007734460), (4, 503867230), (5, 403093784), (8, 251933615), (10, 201546892), (20, 100773446), (40, 50386723), (163, 12364840), (326, 6182420), (652, 3091210), (815, 2472968), (1304, 1545605), (1630, 1236484), (3260, 618242), (6520, 309121)]