1948730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 4223016

約数和(自身を除く): 2274286

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 97, 98, 194, 205, 245, 287, 410, 485, 490, 574, 679, 970, 1358, 1435, 2009, 2870, 3395, 3977, 4018, 4753, 6790, 7954, 9506, 10045, 19885, 20090, 23765, 27839, 39770, 47530, 55678, 139195, 194873, 278390, 389746, 974365, 1948730]

約数ペア:

[(1, 1948730), (2, 974365), (5, 389746), (7, 278390), (10, 194873), (14, 139195), (35, 55678), (41, 47530), (49, 39770), (70, 27839), (82, 23765), (97, 20090), (98, 19885), (194, 10045), (205, 9506), (245, 7954), (287, 6790), (410, 4753), (485, 4018), (490, 3977), (574, 3395), (679, 2870), (970, 2009), (1358, 1435)]