201998440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{1229}}^1$

素因数の和:1834

約数の個数: 64

約数和(自身を含む): 520732800

約数和(自身を除く): 318734360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 587, 1174, 1229, 2348, 2458, 2935, 4109, 4696, 4916, 5870, 6145, 8218, 8603, 9832, 11740, 12290, 16436, 17206, 20545, 23480, 24580, 32872, 34412, 41090, 43015, 49160, 68824, 82180, 86030, 164360, 172060, 344120, 721423, 1442846, 2885692, 3607115, 5049961, 5771384, 7214230, 10099922, 14428460, 20199844, 25249805, 28856920, 40399688, 50499610, 100999220, 201998440]

約数ペア:

[(1, 201998440), (2, 100999220), (4, 50499610), (5, 40399688), (7, 28856920), (8, 25249805), (10, 20199844), (14, 14428460), (20, 10099922), (28, 7214230), (35, 5771384), (40, 5049961), (56, 3607115), (70, 2885692), (140, 1442846), (280, 721423), (587, 344120), (1174, 172060), (1229, 164360), (2348, 86030), (2458, 82180), (2935, 68824), (4109, 49160), (4696, 43015), (4916, 41090), (5870, 34412), (6145, 32872), (8218, 24580), (8603, 23480), (9832, 20545), (11740, 17206), (12290, 16436)]