1302005890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4200019}}^1$

素因数の和:4200057

約数の個数: 16

約数和(自身を含む): 2419211520

約数和(自身を除く): 1117205630

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 4200019, 8400038, 21000095, 42000190, 130200589, 260401178, 651002945, 1302005890]

約数ペア:

[(1, 1302005890), (2, 651002945), (5, 260401178), (10, 130200589), (31, 42000190), (62, 21000095), (155, 8400038), (310, 4200019)]