19732126860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{260387}}^1$

素因数の和:260823

約数の個数: 72

約数和(自身を含む): 59996519856

約数和(自身を除く): 40264392996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2526, 3789, 4210, 5052, 6315, 7578, 8420, 12630, 15156, 18945, 25260, 37890, 75780, 260387, 520774, 781161, 1041548, 1301935, 1562322, 2343483, 2603870, 3124644, 3905805, 4686966, 5207740, 7811610, 9373932, 11717415, 15623220, 23434830, 46869660, 109622927, 219245854, 328868781, 438491708, 548114635, 657737562, 986606343, 1096229270, 1315475124, 1644343905, 1973212686, 2192458540, 3288687810, 3946425372, 4933031715, 6577375620, 9866063430, 19732126860]

約数ペア:

[(1, 19732126860), (2, 9866063430), (3, 6577375620), (4, 4933031715), (5, 3946425372), (6, 3288687810), (9, 2192458540), (10, 1973212686), (12, 1644343905), (15, 1315475124), (18, 1096229270), (20, 986606343), (30, 657737562), (36, 548114635), (45, 438491708), (60, 328868781), (90, 219245854), (180, 109622927), (421, 46869660), (842, 23434830), (1263, 15623220), (1684, 11717415), (2105, 9373932), (2526, 7811610), (3789, 5207740), (4210, 4686966), (5052, 3905805), (6315, 3124644), (7578, 2603870), (8420, 2343483), (12630, 1562322), (15156, 1301935), (18945, 1041548), (25260, 781161), (37890, 520774), (75780, 260387)]