19467240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12479}}^1$

素因数の和:12506

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 43431960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12479, 24958, 37437, 49916, 62395, 74874, 99832, 124790, 149748, 162227, 187185, 249580, 299496, 324454, 374370, 486681, 499160, 648908, 748740, 811135, 973362, 1297816, 1497480, 1622270, 1946724, 2433405, 3244540, 3893448, 4866810, 6489080, 9733620, 19467240]

約数ペア:

[(1, 19467240), (2, 9733620), (3, 6489080), (4, 4866810), (5, 3893448), (6, 3244540), (8, 2433405), (10, 1946724), (12, 1622270), (13, 1497480), (15, 1297816), (20, 973362), (24, 811135), (26, 748740), (30, 648908), (39, 499160), (40, 486681), (52, 374370), (60, 324454), (65, 299496), (78, 249580), (104, 187185), (120, 162227), (130, 149748), (156, 124790), (195, 99832), (260, 74874), (312, 62395), (390, 49916), (520, 37437), (780, 24958), (1560, 12479)]