4570120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1945

約数の個数: 32

約数和(自身を含む): 10456920

約数和(自身を除く): 5886800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1873, 2440, 3746, 7492, 9365, 14984, 18730, 37460, 74920, 114253, 228506, 457012, 571265, 914024, 1142530, 2285060, 4570120]

約数ペア:

[(1, 4570120), (2, 2285060), (4, 1142530), (5, 914024), (8, 571265), (10, 457012), (20, 228506), (40, 114253), (61, 74920), (122, 37460), (244, 18730), (305, 14984), (488, 9365), (610, 7492), (1220, 3746), (1873, 2440)]