320133160

素因数分解:

$2^3\times 5^1\times {\mathrm{1873}}^1\times {\mathrm{4273}}^1$

素因数の和:6157

約数の個数: 32

約数和(自身を含む): 720852840

約数和(自身を除く): 400719680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1873, 3746, 4273, 7492, 8546, 9365, 14984, 17092, 18730, 21365, 34184, 37460, 42730, 74920, 85460, 170920, 8003329, 16006658, 32013316, 40016645, 64026632, 80033290, 160066580, 320133160]

約数ペア:

[(1, 320133160), (2, 160066580), (4, 80033290), (5, 64026632), (8, 40016645), (10, 32013316), (20, 16006658), (40, 8003329), (1873, 170920), (3746, 85460), (4273, 74920), (7492, 42730), (8546, 37460), (9365, 34184), (14984, 21365), (17092, 18730)]