977505910

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1\times {\mathrm{1201}}^1$

素因数の和:1816

約数の個数: 32

約数和(自身を含む): 1774152000

約数和(自身を除く): 796646090

約数列:

[1, 2, 5, 10, 199, 398, 409, 818, 995, 1201, 1990, 2045, 2402, 4090, 6005, 12010, 81391, 162782, 238999, 406955, 477998, 491209, 813910, 982418, 1194995, 2389990, 2456045, 4912090, 97750591, 195501182, 488752955, 977505910]

約数ペア:

[(1, 977505910), (2, 488752955), (5, 195501182), (10, 97750591), (199, 4912090), (398, 2456045), (409, 2389990), (818, 1194995), (995, 982418), (1201, 813910), (1990, 491209), (2045, 477998), (2402, 406955), (4090, 238999), (6005, 162782), (12010, 81391)]