9904880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7283}}^1$

素因数の和:7313

約数の個数: 40

約数和(自身を含む): 24386832

約数和(自身を除く): 14481952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 7283, 14566, 29132, 36415, 58264, 72830, 116528, 123811, 145660, 247622, 291320, 495244, 582640, 619055, 990488, 1238110, 1980976, 2476220, 4952440, 9904880]

約数ペア:

[(1, 9904880), (2, 4952440), (4, 2476220), (5, 1980976), (8, 1238110), (10, 990488), (16, 619055), (17, 582640), (20, 495244), (34, 291320), (40, 247622), (68, 145660), (80, 123811), (85, 116528), (136, 72830), (170, 58264), (272, 36415), (340, 29132), (680, 14566), (1360, 7283)]