20625450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7237}}^1$

素因数の和:7271

約数の個数: 48

約数和(自身を含む): 53850720

約数和(自身を除く): 33225270

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 7237, 14474, 21711, 36185, 43422, 72370, 108555, 137503, 180925, 217110, 275006, 361850, 412509, 542775, 687515, 825018, 1085550, 1375030, 2062545, 3437575, 4125090, 6875150, 10312725, 20625450]

約数ペア:

[(1, 20625450), (2, 10312725), (3, 6875150), (5, 4125090), (6, 3437575), (10, 2062545), (15, 1375030), (19, 1085550), (25, 825018), (30, 687515), (38, 542775), (50, 412509), (57, 361850), (75, 275006), (95, 217110), (114, 180925), (150, 137503), (190, 108555), (285, 72370), (475, 43422), (570, 36185), (950, 21711), (1425, 14474), (2850, 7237)]