223410020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1201}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 479799936

約数和(自身を除く): 256389916

約数列:

[1, 2, 4, 5, 10, 20, 71, 131, 142, 262, 284, 355, 524, 655, 710, 1201, 1310, 1420, 2402, 2620, 4804, 6005, 9301, 12010, 18602, 24020, 37204, 46505, 85271, 93010, 157331, 170542, 186020, 314662, 341084, 426355, 629324, 786655, 852710, 1573310, 1705420, 3146620, 11170501, 22341002, 44682004, 55852505, 111705010, 223410020]

約数ペア:

[(1, 223410020), (2, 111705010), (4, 55852505), (5, 44682004), (10, 22341002), (20, 11170501), (71, 3146620), (131, 1705420), (142, 1573310), (262, 852710), (284, 786655), (355, 629324), (524, 426355), (655, 341084), (710, 314662), (1201, 186020), (1310, 170542), (1420, 157331), (2402, 93010), (2620, 85271), (4804, 46505), (6005, 37204), (9301, 24020), (12010, 18602)]