19381360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14251}}^1$

素因数の和:14281

約数の個数: 40

約数和(自身を含む): 47715696

約数和(自身を除く): 28334336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 14251, 28502, 57004, 71255, 114008, 142510, 228016, 242267, 285020, 484534, 570040, 969068, 1140080, 1211335, 1938136, 2422670, 3876272, 4845340, 9690680, 19381360]

約数ペア:

[(1, 19381360), (2, 9690680), (4, 4845340), (5, 3876272), (8, 2422670), (10, 1938136), (16, 1211335), (17, 1140080), (20, 969068), (34, 570040), (40, 484534), (68, 285020), (80, 242267), (85, 228016), (136, 142510), (170, 114008), (272, 71255), (340, 57004), (680, 28502), (1360, 14251)]