19320080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1429}}^1$

素因数の和:1468

約数の個数: 60

約数和(自身を含む): 48674340

約数和(自身を除く): 29354260

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1429, 1690, 2704, 2858, 3380, 5716, 6760, 7145, 11432, 13520, 14290, 18577, 22864, 28580, 37154, 57160, 74308, 92885, 114320, 148616, 185770, 241501, 297232, 371540, 483002, 743080, 966004, 1207505, 1486160, 1932008, 2415010, 3864016, 4830020, 9660040, 19320080]

約数ペア:

[(1, 19320080), (2, 9660040), (4, 4830020), (5, 3864016), (8, 2415010), (10, 1932008), (13, 1486160), (16, 1207505), (20, 966004), (26, 743080), (40, 483002), (52, 371540), (65, 297232), (80, 241501), (104, 185770), (130, 148616), (169, 114320), (208, 92885), (260, 74308), (338, 57160), (520, 37154), (676, 28580), (845, 22864), (1040, 18577), (1352, 14290), (1429, 13520), (1690, 11432), (2704, 7145), (2858, 6760), (3380, 5716)]