89764420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{264013}}^1$

素因数の和:264039

約数の個数: 24

約数和(自身を含む): 199594584

約数和(自身を除く): 109830164

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 264013, 528026, 1056052, 1320065, 2640130, 4488221, 5280260, 8976442, 17952884, 22441105, 44882210, 89764420]

約数ペア:

[(1, 89764420), (2, 44882210), (4, 22441105), (5, 17952884), (10, 8976442), (17, 5280260), (20, 4488221), (34, 2640130), (68, 1320065), (85, 1056052), (170, 528026), (340, 264013)]