2018632910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1279}}^1\times {\mathrm{3221}}^1$

素因数の和:4521

約数の個数: 48

約数和(自身を含む): 4231388160

約数和(自身を除く): 2212755250

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1279, 2558, 3221, 6395, 6442, 8953, 12790, 16105, 17906, 22547, 32210, 44765, 45094, 62671, 89530, 112735, 125342, 157829, 225470, 313355, 315658, 626710, 789145, 1578290, 4119659, 8239318, 20598295, 28837613, 41196590, 57675226, 144188065, 201863291, 288376130, 403726582, 1009316455, 2018632910]

約数ペア:

[(1, 2018632910), (2, 1009316455), (5, 403726582), (7, 288376130), (10, 201863291), (14, 144188065), (35, 57675226), (49, 41196590), (70, 28837613), (98, 20598295), (245, 8239318), (490, 4119659), (1279, 1578290), (2558, 789145), (3221, 626710), (6395, 315658), (6442, 313355), (8953, 225470), (12790, 157829), (16105, 125342), (17906, 112735), (22547, 89530), (32210, 62671), (44765, 45094)]