1419280

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 3350232

約数和(自身を除く): 1930952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 157, 226, 314, 452, 565, 628, 785, 904, 1130, 1256, 1570, 1808, 2260, 2512, 3140, 4520, 6280, 9040, 12560, 17741, 35482, 70964, 88705, 141928, 177410, 283856, 354820, 709640, 1419280]

約数ペア:

[(1, 1419280), (2, 709640), (4, 354820), (5, 283856), (8, 177410), (10, 141928), (16, 88705), (20, 70964), (40, 35482), (80, 17741), (113, 12560), (157, 9040), (226, 6280), (314, 4520), (452, 3140), (565, 2512), (628, 2260), (785, 1808), (904, 1570), (1130, 1256)]