28540513980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14414401}}^1$

素因数の和:14414427

約数の個数: 72

約数和(自身を含む): 94443161904

約数和(自身を除く): 65902647924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 14414401, 28828802, 43243203, 57657604, 72072005, 86486406, 129729609, 144144010, 158558411, 172972812, 216216015, 259459218, 288288020, 317116822, 432432030, 475675233, 518918436, 634233644, 648648045, 792792055, 864864060, 951350466, 1297296090, 1427025699, 1585584110, 1902700932, 2378376165, 2594592180, 2854051398, 3171168220, 4756752330, 5708102796, 7135128495, 9513504660, 14270256990, 28540513980]

約数ペア:

[(1, 28540513980), (2, 14270256990), (3, 9513504660), (4, 7135128495), (5, 5708102796), (6, 4756752330), (9, 3171168220), (10, 2854051398), (11, 2594592180), (12, 2378376165), (15, 1902700932), (18, 1585584110), (20, 1427025699), (22, 1297296090), (30, 951350466), (33, 864864060), (36, 792792055), (44, 648648045), (45, 634233644), (55, 518918436), (60, 475675233), (66, 432432030), (90, 317116822), (99, 288288020), (110, 259459218), (132, 216216015), (165, 172972812), (180, 158558411), (198, 144144010), (220, 129729609), (330, 86486406), (396, 72072005), (495, 57657604), (660, 43243203), (990, 28828802), (1980, 14414401)]