51560240

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{17419}}^1$

素因数の和:17469

約数の個数: 40

約数和(自身を含む): 123124560

約数和(自身を除く): 71564320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 17419, 34838, 69676, 87095, 139352, 174190, 278704, 348380, 644503, 696760, 1289006, 1393520, 2578012, 3222515, 5156024, 6445030, 10312048, 12890060, 25780120, 51560240]

約数ペア:

[(1, 51560240), (2, 25780120), (4, 12890060), (5, 10312048), (8, 6445030), (10, 5156024), (16, 3222515), (20, 2578012), (37, 1393520), (40, 1289006), (74, 696760), (80, 644503), (148, 348380), (185, 278704), (296, 174190), (370, 139352), (592, 87095), (740, 69676), (1480, 34838), (2960, 17419)]