20232868120

素因数分解:

$2^3\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{312043}}^1$

素因数の和:313675

約数の個数: 32

約数和(自身を含む): 45552183120

約数和(自身を除く): 25319315000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1621, 3242, 6484, 8105, 12968, 16210, 32420, 64840, 312043, 624086, 1248172, 1560215, 2496344, 3120430, 6240860, 12481720, 505821703, 1011643406, 2023286812, 2529108515, 4046573624, 5058217030, 10116434060, 20232868120]

約数ペア:

[(1, 20232868120), (2, 10116434060), (4, 5058217030), (5, 4046573624), (8, 2529108515), (10, 2023286812), (20, 1011643406), (40, 505821703), (1621, 12481720), (3242, 6240860), (6484, 3120430), (8105, 2496344), (12968, 1560215), (16210, 1248172), (32420, 624086), (64840, 312043)]