3329128520

素因数分解:

$2^3\times 5^1\times {\mathrm{4219}}^1\times {\mathrm{19727}}^1$

素因数の和:23957

約数の個数: 32

約数和(自身を含む): 7492694400

約数和(自身を除く): 4163565880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4219, 8438, 16876, 19727, 21095, 33752, 39454, 42190, 78908, 84380, 98635, 157816, 168760, 197270, 394540, 789080, 83228213, 166456426, 332912852, 416141065, 665825704, 832282130, 1664564260, 3329128520]

約数ペア:

[(1, 3329128520), (2, 1664564260), (4, 832282130), (5, 665825704), (8, 416141065), (10, 332912852), (20, 166456426), (40, 83228213), (4219, 789080), (8438, 394540), (16876, 197270), (19727, 168760), (21095, 157816), (33752, 98635), (39454, 84380), (42190, 78908)]