19769760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13729}}^1$

素因数の和:13750

約数の個数: 72

約数和(自身を含む): 67469220

約数和(自身を除く): 47699460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13729, 27458, 41187, 54916, 68645, 82374, 109832, 123561, 137290, 164748, 205935, 219664, 247122, 274580, 329496, 411870, 439328, 494244, 549160, 617805, 658992, 823740, 988488, 1098320, 1235610, 1317984, 1647480, 1976976, 2196640, 2471220, 3294960, 3953952, 4942440, 6589920, 9884880, 19769760]

約数ペア:

[(1, 19769760), (2, 9884880), (3, 6589920), (4, 4942440), (5, 3953952), (6, 3294960), (8, 2471220), (9, 2196640), (10, 1976976), (12, 1647480), (15, 1317984), (16, 1235610), (18, 1098320), (20, 988488), (24, 823740), (30, 658992), (32, 617805), (36, 549160), (40, 494244), (45, 439328), (48, 411870), (60, 329496), (72, 274580), (80, 247122), (90, 219664), (96, 205935), (120, 164748), (144, 137290), (160, 123561), (180, 109832), (240, 82374), (288, 68645), (360, 54916), (480, 41187), (720, 27458), (1440, 13729)]