20172373600

素因数分解:

$2^5\times 5^2\times {\mathrm{1871}}^1\times {\mathrm{13477}}^1$

素因数の和:15368

約数の個数: 72

約数和(自身を含む): 49275783648

約数和(自身を除く): 29103410048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1871, 3742, 7484, 9355, 13477, 14968, 18710, 26954, 29936, 37420, 46775, 53908, 59872, 67385, 74840, 93550, 107816, 134770, 149680, 187100, 215632, 269540, 299360, 336925, 374200, 431264, 539080, 673850, 748400, 1078160, 1347700, 1496800, 2156320, 2695400, 5390800, 10781600, 25215467, 50430934, 100861868, 126077335, 201723736, 252154670, 403447472, 504309340, 630386675, 806894944, 1008618680, 1260773350, 2017237360, 2521546700, 4034474720, 5043093400, 10086186800, 20172373600]

約数ペア:

[(1, 20172373600), (2, 10086186800), (4, 5043093400), (5, 4034474720), (8, 2521546700), (10, 2017237360), (16, 1260773350), (20, 1008618680), (25, 806894944), (32, 630386675), (40, 504309340), (50, 403447472), (80, 252154670), (100, 201723736), (160, 126077335), (200, 100861868), (400, 50430934), (800, 25215467), (1871, 10781600), (3742, 5390800), (7484, 2695400), (9355, 2156320), (13477, 1496800), (14968, 1347700), (18710, 1078160), (26954, 748400), (29936, 673850), (37420, 539080), (46775, 431264), (53908, 374200), (59872, 336925), (67385, 299360), (74840, 269540), (93550, 215632), (107816, 187100), (134770, 149680)]