2017254540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{686141}}^1$

素因数の和:686167

約数の個数: 72

約数和(自身を含む): 6570495792

約数和(自身を除く): 4553241252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 686141, 1372282, 2058423, 2744564, 3430705, 4116846, 4802987, 6861410, 8233692, 9605974, 10292115, 13722820, 14408961, 19211948, 20584230, 24014935, 28817922, 33620909, 41168460, 48029870, 57635844, 67241818, 72044805, 96059740, 100862727, 134483636, 144089610, 168104545, 201725454, 288179220, 336209090, 403450908, 504313635, 672418180, 1008627270, 2017254540]

約数ペア:

[(1, 2017254540), (2, 1008627270), (3, 672418180), (4, 504313635), (5, 403450908), (6, 336209090), (7, 288179220), (10, 201725454), (12, 168104545), (14, 144089610), (15, 134483636), (20, 100862727), (21, 96059740), (28, 72044805), (30, 67241818), (35, 57635844), (42, 48029870), (49, 41168460), (60, 33620909), (70, 28817922), (84, 24014935), (98, 20584230), (105, 19211948), (140, 14408961), (147, 13722820), (196, 10292115), (210, 9605974), (245, 8233692), (294, 6861410), (420, 4802987), (490, 4116846), (588, 3430705), (735, 2744564), (980, 2058423), (1470, 1372282), (2940, 686141)]