1964450

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 24

約数和(自身を含む): 3699540

約数和(自身を除く): 1735090

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 389, 505, 778, 1010, 1945, 2525, 3890, 5050, 9725, 19450, 39289, 78578, 196445, 392890, 982225, 1964450]

約数ペア:

[(1, 1964450), (2, 982225), (5, 392890), (10, 196445), (25, 78578), (50, 39289), (101, 19450), (202, 9725), (389, 5050), (505, 3890), (778, 2525), (1010, 1945)]