488468020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 1083353544

約数和(自身を除く): 594885524

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 337, 460, 529, 548, 674, 685, 1058, 1348, 1370, 1685, 2116, 2645, 2740, 3151, 3370, 5290, 6302, 6740, 7751, 10580, 12604, 15502, 15755, 31004, 31510, 38755, 46169, 63020, 72473, 77510, 92338, 144946, 155020, 178273, 184676, 230845, 289892, 356546, 362365, 461690, 713092, 724730, 891365, 923380, 1061887, 1449460, 1782730, 2123774, 3565460, 4247548, 5309435, 10618870, 21237740, 24423401, 48846802, 97693604, 122117005, 244234010, 488468020]

約数ペア:

[(1, 488468020), (2, 244234010), (4, 122117005), (5, 97693604), (10, 48846802), (20, 24423401), (23, 21237740), (46, 10618870), (92, 5309435), (115, 4247548), (137, 3565460), (230, 2123774), (274, 1782730), (337, 1449460), (460, 1061887), (529, 923380), (548, 891365), (674, 724730), (685, 713092), (1058, 461690), (1348, 362365), (1370, 356546), (1685, 289892), (2116, 230845), (2645, 184676), (2740, 178273), (3151, 155020), (3370, 144946), (5290, 92338), (6302, 77510), (6740, 72473), (7751, 63020), (10580, 46169), (12604, 38755), (15502, 31510), (15755, 31004)]