202337720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389111}}^1$

素因数の和:389135

約数の個数: 32

約数和(自身を含む): 490281120

約数和(自身を除く): 287943400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 389111, 778222, 1556444, 1945555, 3112888, 3891110, 5058443, 7782220, 10116886, 15564440, 20233772, 25292215, 40467544, 50584430, 101168860, 202337720]

約数ペア:

[(1, 202337720), (2, 101168860), (4, 50584430), (5, 40467544), (8, 25292215), (10, 20233772), (13, 15564440), (20, 10116886), (26, 7782220), (40, 5058443), (52, 3891110), (65, 3112888), (104, 1945555), (130, 1556444), (260, 778222), (520, 389111)]