2019920020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79337}}^1$

素因数の和:79432

約数の個数: 48

約数和(自身を含む): 4531786560

約数和(自身を除く): 2511866540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2546, 5092, 6365, 12730, 25460, 79337, 158674, 317348, 396685, 793370, 1507403, 1586740, 3014806, 5315579, 6029612, 7537015, 10631158, 15074030, 21262316, 26577895, 30148060, 53155790, 100996001, 106311580, 201992002, 403984004, 504980005, 1009960010, 2019920020]

約数ペア:

[(1, 2019920020), (2, 1009960010), (4, 504980005), (5, 403984004), (10, 201992002), (19, 106311580), (20, 100996001), (38, 53155790), (67, 30148060), (76, 26577895), (95, 21262316), (134, 15074030), (190, 10631158), (268, 7537015), (335, 6029612), (380, 5315579), (670, 3014806), (1273, 1586740), (1340, 1507403), (2546, 793370), (5092, 396685), (6365, 317348), (12730, 158674), (25460, 79337)]