9910420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 22917888

約数和(自身を除く): 13007468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 811, 940, 1222, 1622, 2444, 3055, 3244, 4055, 6110, 8110, 10543, 12220, 16220, 21086, 38117, 42172, 52715, 76234, 105430, 152468, 190585, 210860, 381170, 495521, 762340, 991042, 1982084, 2477605, 4955210, 9910420]

約数ペア:

[(1, 9910420), (2, 4955210), (4, 2477605), (5, 1982084), (10, 991042), (13, 762340), (20, 495521), (26, 381170), (47, 210860), (52, 190585), (65, 152468), (94, 105430), (130, 76234), (188, 52715), (235, 42172), (260, 38117), (470, 21086), (611, 16220), (811, 12220), (940, 10543), (1222, 8110), (1622, 6110), (2444, 4055), (3055, 3244)]