720485710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{27743}}^1$

素因数の和:27817

約数の個数: 48

約数和(自身を含む): 1537128576

約数和(自身を除く): 816642866

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 245, 265, 371, 490, 530, 742, 1855, 2597, 3710, 5194, 12985, 25970, 27743, 55486, 138715, 194201, 277430, 388402, 971005, 1359407, 1470379, 1942010, 2718814, 2940758, 6797035, 7351895, 10292653, 13594070, 14703790, 20585306, 51463265, 72048571, 102926530, 144097142, 360242855, 720485710]

約数ペア:

[(1, 720485710), (2, 360242855), (5, 144097142), (7, 102926530), (10, 72048571), (14, 51463265), (35, 20585306), (49, 14703790), (53, 13594070), (70, 10292653), (98, 7351895), (106, 6797035), (245, 2940758), (265, 2718814), (371, 1942010), (490, 1470379), (530, 1359407), (742, 971005), (1855, 388402), (2597, 277430), (3710, 194201), (5194, 138715), (12985, 55486), (25970, 27743)]