19994160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{367}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 62424576

約数和(自身を除く): 42430416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 227, 240, 367, 454, 681, 734, 908, 1101, 1135, 1362, 1468, 1816, 1835, 2202, 2270, 2724, 2936, 3405, 3632, 3670, 4404, 4540, 5448, 5505, 5872, 6810, 7340, 8808, 9080, 10896, 11010, 13620, 14680, 17616, 18160, 22020, 27240, 29360, 44040, 54480, 83309, 88080, 166618, 249927, 333236, 416545, 499854, 666472, 833090, 999708, 1249635, 1332944, 1666180, 1999416, 2499270, 3332360, 3998832, 4998540, 6664720, 9997080, 19994160]

約数ペア:

[(1, 19994160), (2, 9997080), (3, 6664720), (4, 4998540), (5, 3998832), (6, 3332360), (8, 2499270), (10, 1999416), (12, 1666180), (15, 1332944), (16, 1249635), (20, 999708), (24, 833090), (30, 666472), (40, 499854), (48, 416545), (60, 333236), (80, 249927), (120, 166618), (227, 88080), (240, 83309), (367, 54480), (454, 44040), (681, 29360), (734, 27240), (908, 22020), (1101, 18160), (1135, 17616), (1362, 14680), (1468, 13620), (1816, 11010), (1835, 10896), (2202, 9080), (2270, 8808), (2724, 7340), (2936, 6810), (3405, 5872), (3632, 5505), (3670, 5448), (4404, 4540)]