47749820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 103366368

約数和(自身を除く): 55616548

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 107, 212, 214, 265, 421, 428, 530, 535, 842, 1060, 1070, 1684, 2105, 2140, 4210, 5671, 8420, 11342, 22313, 22684, 28355, 44626, 45047, 56710, 89252, 90094, 111565, 113420, 180188, 223130, 225235, 446260, 450470, 900940, 2387491, 4774982, 9549964, 11937455, 23874910, 47749820]

約数ペア:

[(1, 47749820), (2, 23874910), (4, 11937455), (5, 9549964), (10, 4774982), (20, 2387491), (53, 900940), (106, 450470), (107, 446260), (212, 225235), (214, 223130), (265, 180188), (421, 113420), (428, 111565), (530, 90094), (535, 89252), (842, 56710), (1060, 45047), (1070, 44626), (1684, 28355), (2105, 22684), (2140, 22313), (4210, 11342), (5671, 8420)]