16259440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{563}}^1$

素因数の和:614

約数の個数: 60

約数和(自身を含む): 39968424

約数和(自身を除く): 23708984

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 563, 722, 760, 1126, 1444, 1520, 1805, 2252, 2815, 2888, 3610, 4504, 5630, 5776, 7220, 9008, 10697, 11260, 14440, 21394, 22520, 28880, 42788, 45040, 53485, 85576, 106970, 171152, 203243, 213940, 406486, 427880, 812972, 855760, 1016215, 1625944, 2032430, 3251888, 4064860, 8129720, 16259440]

約数ペア:

[(1, 16259440), (2, 8129720), (4, 4064860), (5, 3251888), (8, 2032430), (10, 1625944), (16, 1016215), (19, 855760), (20, 812972), (38, 427880), (40, 406486), (76, 213940), (80, 203243), (95, 171152), (152, 106970), (190, 85576), (304, 53485), (361, 45040), (380, 42788), (563, 28880), (722, 22520), (760, 21394), (1126, 14440), (1444, 11260), (1520, 10697), (1805, 9008), (2252, 7220), (2815, 5776), (2888, 5630), (3610, 4504)]