3999120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:912

約数の個数: 80

約数和(自身を含む): 13064640

約数和(自身を除く): 9065520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 877, 912, 1140, 1520, 1754, 2280, 2631, 3508, 4385, 4560, 5262, 7016, 8770, 10524, 13155, 14032, 16663, 17540, 21048, 26310, 33326, 35080, 42096, 49989, 52620, 66652, 70160, 83315, 99978, 105240, 133304, 166630, 199956, 210480, 249945, 266608, 333260, 399912, 499890, 666520, 799824, 999780, 1333040, 1999560, 3999120]

約数ペア:

[(1, 3999120), (2, 1999560), (3, 1333040), (4, 999780), (5, 799824), (6, 666520), (8, 499890), (10, 399912), (12, 333260), (15, 266608), (16, 249945), (19, 210480), (20, 199956), (24, 166630), (30, 133304), (38, 105240), (40, 99978), (48, 83315), (57, 70160), (60, 66652), (76, 52620), (80, 49989), (95, 42096), (114, 35080), (120, 33326), (152, 26310), (190, 21048), (228, 17540), (240, 16663), (285, 14032), (304, 13155), (380, 10524), (456, 8770), (570, 7016), (760, 5262), (877, 4560), (912, 4385), (1140, 3508), (1520, 2631), (1754, 2280)]