1640248570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2447}}^1\times {\mathrm{3943}}^1$

素因数の和:6414

約数の個数: 32

約数和(自身を含む): 3128191488

約数和(自身を除く): 1487942918

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2447, 3943, 4894, 7886, 12235, 19715, 24470, 39430, 41599, 67031, 83198, 134062, 207995, 335155, 415990, 670310, 9648521, 19297042, 48242605, 96485210, 164024857, 328049714, 820124285, 1640248570]

約数ペア:

[(1, 1640248570), (2, 820124285), (5, 328049714), (10, 164024857), (17, 96485210), (34, 48242605), (85, 19297042), (170, 9648521), (2447, 670310), (3943, 415990), (4894, 335155), (7886, 207995), (12235, 134062), (19715, 83198), (24470, 67031), (39430, 41599)]