2018409934120

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1607}}^1\times {\mathrm{74941}}^1$

素因数の和:76978

約数の個数: 64

約数和(自身を含む): 4555154620800

約数和(自身を除く): 2536744686680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1607, 1676, 2095, 3214, 3352, 4190, 6428, 8035, 8380, 12856, 16070, 16760, 32140, 64280, 74941, 149882, 299764, 374705, 599528, 673333, 749410, 1346666, 1498820, 2693332, 2997640, 3366665, 5386664, 6733330, 13466660, 26933320, 31400279, 62800558, 120430187, 125601116, 157001395, 240860374, 251202232, 314002790, 481720748, 602150935, 628005580, 963441496, 1204301870, 1256011160, 2408603740, 4817207480, 50460248353, 100920496706, 201840993412, 252301241765, 403681986824, 504602483530, 1009204967060, 2018409934120]

約数ペア:

[(1, 2018409934120), (2, 1009204967060), (4, 504602483530), (5, 403681986824), (8, 252301241765), (10, 201840993412), (20, 100920496706), (40, 50460248353), (419, 4817207480), (838, 2408603740), (1607, 1256011160), (1676, 1204301870), (2095, 963441496), (3214, 628005580), (3352, 602150935), (4190, 481720748), (6428, 314002790), (8035, 251202232), (8380, 240860374), (12856, 157001395), (16070, 125601116), (16760, 120430187), (32140, 62800558), (64280, 31400279), (74941, 26933320), (149882, 13466660), (299764, 6733330), (374705, 5386664), (599528, 3366665), (673333, 2997640), (749410, 2693332), (1346666, 1498820)]