38640160

素因数分解:

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

素因数の和:1470

約数の個数: 72

約数和(自身を含む): 98918820

約数和(自身を除く): 60278660

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1429, 1690, 2080, 2704, 2858, 3380, 5408, 5716, 6760, 7145, 11432, 13520, 14290, 18577, 22864, 27040, 28580, 37154, 45728, 57160, 74308, 92885, 114320, 148616, 185770, 228640, 241501, 297232, 371540, 483002, 594464, 743080, 966004, 1207505, 1486160, 1932008, 2415010, 2972320, 3864016, 4830020, 7728032, 9660040, 19320080, 38640160]

約数ペア:

[(1, 38640160), (2, 19320080), (4, 9660040), (5, 7728032), (8, 4830020), (10, 3864016), (13, 2972320), (16, 2415010), (20, 1932008), (26, 1486160), (32, 1207505), (40, 966004), (52, 743080), (65, 594464), (80, 483002), (104, 371540), (130, 297232), (160, 241501), (169, 228640), (208, 185770), (260, 148616), (338, 114320), (416, 92885), (520, 74308), (676, 57160), (845, 45728), (1040, 37154), (1352, 28580), (1429, 27040), (1690, 22864), (2080, 18577), (2704, 14290), (2858, 13520), (3380, 11432), (5408, 7145), (5716, 6760)]