8230120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3373}}^1$

素因数の和:3445

約数の個数: 32

約数和(自身を含む): 18826920

約数和(自身を除く): 10596800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3373, 6746, 13492, 16865, 26984, 33730, 67460, 134920, 205753, 411506, 823012, 1028765, 1646024, 2057530, 4115060, 8230120]

約数ペア:

[(1, 8230120), (2, 4115060), (4, 2057530), (5, 1646024), (8, 1028765), (10, 823012), (20, 411506), (40, 205753), (61, 134920), (122, 67460), (244, 33730), (305, 26984), (488, 16865), (610, 13492), (1220, 6746), (2440, 3373)]