1993880520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{291503}}^1$

素因数の和:291539

約数の個数: 96

約数和(自身を含む): 6821193600

約数和(自身を除く): 4827313080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 291503, 583006, 874509, 1166012, 1457515, 1749018, 2332024, 2623527, 2915030, 3498036, 4372545, 5247054, 5538557, 5830060, 6996072, 8745090, 10494108, 11077114, 11660120, 13117635, 16615671, 17490180, 20988216, 22154228, 26235270, 27692785, 33231342, 34980360, 44308456, 49847013, 52470540, 55385570, 66462684, 83078355, 99694026, 104941080, 110771140, 132925368, 166156710, 199388052, 221542280, 249235065, 332313420, 398776104, 498470130, 664626840, 996940260, 1993880520]

約数ペア:

[(1, 1993880520), (2, 996940260), (3, 664626840), (4, 498470130), (5, 398776104), (6, 332313420), (8, 249235065), (9, 221542280), (10, 199388052), (12, 166156710), (15, 132925368), (18, 110771140), (19, 104941080), (20, 99694026), (24, 83078355), (30, 66462684), (36, 55385570), (38, 52470540), (40, 49847013), (45, 44308456), (57, 34980360), (60, 33231342), (72, 27692785), (76, 26235270), (90, 22154228), (95, 20988216), (114, 17490180), (120, 16615671), (152, 13117635), (171, 11660120), (180, 11077114), (190, 10494108), (228, 8745090), (285, 6996072), (342, 5830060), (360, 5538557), (380, 5247054), (456, 4372545), (570, 3498036), (684, 2915030), (760, 2623527), (855, 2332024), (1140, 1749018), (1368, 1457515), (1710, 1166012), (2280, 874509), (3420, 583006), (6840, 291503)]