202359820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{778307}}^1$

素因数の和:778329

約数の個数: 24

約数和(自身を含む): 457645104

約数和(自身を除く): 255285284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 778307, 1556614, 3113228, 3891535, 7783070, 10117991, 15566140, 20235982, 40471964, 50589955, 101179910, 202359820]

約数ペア:

[(1, 202359820), (2, 101179910), (4, 50589955), (5, 40471964), (10, 20235982), (13, 15566140), (20, 10117991), (26, 7783070), (52, 3891535), (65, 3113228), (130, 1556614), (260, 778307)]