49279640

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4013}}^1$

素因数の和:4331

約数の個数: 32

約数和(自身を含む): 111268080

約数和(自身を除く): 61988440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 4013, 6140, 8026, 12280, 16052, 20065, 32104, 40130, 80260, 160520, 1231991, 2463982, 4927964, 6159955, 9855928, 12319910, 24639820, 49279640]

約数ペア:

[(1, 49279640), (2, 24639820), (4, 12319910), (5, 9855928), (8, 6159955), (10, 4927964), (20, 2463982), (40, 1231991), (307, 160520), (614, 80260), (1228, 40130), (1535, 32104), (2456, 20065), (3070, 16052), (4013, 12280), (6140, 8026)]