2018486890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{61483}}^1$

素因数の和:61571

約数の個数: 48

約数和(自身を含む): 4289615712

約数和(自身を除く): 2271128822

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 98, 134, 245, 335, 469, 490, 670, 938, 2345, 3283, 4690, 6566, 16415, 32830, 61483, 122966, 307415, 430381, 614830, 860762, 2151905, 3012667, 4119361, 4303810, 6025334, 8238722, 15063335, 20596805, 28835527, 30126670, 41193610, 57671054, 144177635, 201848689, 288355270, 403697378, 1009243445, 2018486890]

約数ペア:

[(1, 2018486890), (2, 1009243445), (5, 403697378), (7, 288355270), (10, 201848689), (14, 144177635), (35, 57671054), (49, 41193610), (67, 30126670), (70, 28835527), (98, 20596805), (134, 15063335), (245, 8238722), (335, 6025334), (469, 4303810), (490, 4119361), (670, 3012667), (938, 2151905), (2345, 860762), (3283, 614830), (4690, 430381), (6566, 307415), (16415, 122966), (32830, 61483)]