210880760

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{3851}}^1$

素因数の和:3936

約数の個数: 48

約数和(自身を含む): 487778760

約数和(自身を除く): 276898000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1369, 1480, 2738, 3851, 5476, 6845, 7702, 10952, 13690, 15404, 19255, 27380, 30808, 38510, 54760, 77020, 142487, 154040, 284974, 569948, 712435, 1139896, 1424870, 2849740, 5272019, 5699480, 10544038, 21088076, 26360095, 42176152, 52720190, 105440380, 210880760]

約数ペア:

[(1, 210880760), (2, 105440380), (4, 52720190), (5, 42176152), (8, 26360095), (10, 21088076), (20, 10544038), (37, 5699480), (40, 5272019), (74, 2849740), (148, 1424870), (185, 1139896), (296, 712435), (370, 569948), (740, 284974), (1369, 154040), (1480, 142487), (2738, 77020), (3851, 54760), (5476, 38510), (6845, 30808), (7702, 27380), (10952, 19255), (13690, 15404)]