53705780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1789}}^1$

素因数の和:1896

約数の個数: 48

約数和(自身を含む): 120288000

約数和(自身を除く): 66582220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 1789, 3002, 3578, 6004, 7156, 7505, 8945, 15010, 17890, 30020, 33991, 35780, 67982, 135964, 141331, 169955, 282662, 339910, 565324, 679820, 706655, 1413310, 2685289, 2826620, 5370578, 10741156, 13426445, 26852890, 53705780]

約数ペア:

[(1, 53705780), (2, 26852890), (4, 13426445), (5, 10741156), (10, 5370578), (19, 2826620), (20, 2685289), (38, 1413310), (76, 706655), (79, 679820), (95, 565324), (158, 339910), (190, 282662), (316, 169955), (380, 141331), (395, 135964), (790, 67982), (1501, 35780), (1580, 33991), (1789, 30020), (3002, 17890), (3578, 15010), (6004, 8945), (7156, 7505)]