200912820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{145589}}^1$

素因数の和:145624

約数の個数: 48

約数和(自身を含む): 587018880

約数和(自身を除く): 386106060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 145589, 291178, 436767, 582356, 727945, 873534, 1455890, 1747068, 2183835, 2911780, 3348547, 4367670, 6697094, 8735340, 10045641, 13394188, 16742735, 20091282, 33485470, 40182564, 50228205, 66970940, 100456410, 200912820]

約数ペア:

[(1, 200912820), (2, 100456410), (3, 66970940), (4, 50228205), (5, 40182564), (6, 33485470), (10, 20091282), (12, 16742735), (15, 13394188), (20, 10045641), (23, 8735340), (30, 6697094), (46, 4367670), (60, 3348547), (69, 2911780), (92, 2183835), (115, 1747068), (138, 1455890), (230, 873534), (276, 727945), (345, 582356), (460, 436767), (690, 291178), (1380, 145589)]