2187971410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1\times {\mathrm{829}}^1$

素因数の和:1363

約数の個数: 64

約数和(自身を含む): 4302720000

約数和(自身を除く): 2114748590

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 479, 551, 829, 958, 1102, 1658, 2395, 2755, 4145, 4790, 5510, 8290, 9101, 13891, 15751, 18202, 24041, 27782, 31502, 45505, 48082, 69455, 78755, 91010, 120205, 138910, 157510, 240410, 263929, 397091, 456779, 527858, 794182, 913558, 1319645, 1985455, 2283895, 2639290, 3970910, 4567790, 7544729, 11515639, 15089458, 23031278, 37723645, 57578195, 75447290, 115156390, 218797141, 437594282, 1093985705, 2187971410]

約数ペア:

[(1, 2187971410), (2, 1093985705), (5, 437594282), (10, 218797141), (19, 115156390), (29, 75447290), (38, 57578195), (58, 37723645), (95, 23031278), (145, 15089458), (190, 11515639), (290, 7544729), (479, 4567790), (551, 3970910), (829, 2639290), (958, 2283895), (1102, 1985455), (1658, 1319645), (2395, 913558), (2755, 794182), (4145, 527858), (4790, 456779), (5510, 397091), (8290, 263929), (9101, 240410), (13891, 157510), (15751, 138910), (18202, 120205), (24041, 91010), (27782, 78755), (31502, 69455), (45505, 48082)]