1999560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 6321600

約数和(自身を除く): 4322040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 877, 1140, 1754, 2280, 2631, 3508, 4385, 5262, 7016, 8770, 10524, 13155, 16663, 17540, 21048, 26310, 33326, 35080, 49989, 52620, 66652, 83315, 99978, 105240, 133304, 166630, 199956, 249945, 333260, 399912, 499890, 666520, 999780, 1999560]

約数ペア:

[(1, 1999560), (2, 999780), (3, 666520), (4, 499890), (5, 399912), (6, 333260), (8, 249945), (10, 199956), (12, 166630), (15, 133304), (19, 105240), (20, 99978), (24, 83315), (30, 66652), (38, 52620), (40, 49989), (57, 35080), (60, 33326), (76, 26310), (95, 21048), (114, 17540), (120, 16663), (152, 13155), (190, 10524), (228, 8770), (285, 7016), (380, 5262), (456, 4385), (570, 3508), (760, 2631), (877, 2280), (1140, 1754)]