2987530

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:108

約数の個数: 64

約数和(自身を含む): 6854400

約数和(自身を除く): 3866870

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 67, 70, 91, 98, 130, 134, 182, 245, 335, 343, 455, 469, 490, 637, 670, 686, 871, 910, 938, 1274, 1715, 1742, 2345, 3185, 3283, 3430, 4355, 4459, 4690, 6097, 6370, 6566, 8710, 8918, 12194, 16415, 22295, 22981, 30485, 32830, 42679, 44590, 45962, 60970, 85358, 114905, 213395, 229810, 298753, 426790, 597506, 1493765, 2987530]

約数ペア:

[(1, 2987530), (2, 1493765), (5, 597506), (7, 426790), (10, 298753), (13, 229810), (14, 213395), (26, 114905), (35, 85358), (49, 60970), (65, 45962), (67, 44590), (70, 42679), (91, 32830), (98, 30485), (130, 22981), (134, 22295), (182, 16415), (245, 12194), (335, 8918), (343, 8710), (455, 6566), (469, 6370), (490, 6097), (637, 4690), (670, 4459), (686, 4355), (871, 3430), (910, 3283), (938, 3185), (1274, 2345), (1715, 1742)]