39142000

素因数分解:

$2^4\times 5^3\times {\mathrm{19571}}^1$

素因数の和:19594

約数の個数: 40

約数和(自身を含む): 94650192

約数和(自身を除く): 55508192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 19571, 39142, 78284, 97855, 156568, 195710, 313136, 391420, 489275, 782840, 978550, 1565680, 1957100, 2446375, 3914200, 4892750, 7828400, 9785500, 19571000, 39142000]

約数ペア:

[(1, 39142000), (2, 19571000), (4, 9785500), (5, 7828400), (8, 4892750), (10, 3914200), (16, 2446375), (20, 1957100), (25, 1565680), (40, 978550), (50, 782840), (80, 489275), (100, 391420), (125, 313136), (200, 195710), (250, 156568), (400, 97855), (500, 78284), (1000, 39142), (2000, 19571)]