2028054320

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1\times {\mathrm{617}}^1$

素因数の和:1038

約数の個数: 80

約数和(自身を含む): 4769882208

約数和(自身を除く): 2741827888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 227, 362, 454, 617, 724, 905, 908, 1135, 1234, 1448, 1810, 1816, 2270, 2468, 2896, 3085, 3620, 3632, 4540, 4936, 6170, 7240, 9080, 9872, 12340, 14480, 18160, 24680, 41087, 49360, 82174, 111677, 140059, 164348, 205435, 223354, 280118, 328696, 410870, 446708, 558385, 560236, 657392, 700295, 821740, 893416, 1116770, 1120472, 1400590, 1643480, 1786832, 2233540, 2240944, 2801180, 3286960, 4467080, 5602360, 8934160, 11204720, 25350679, 50701358, 101402716, 126753395, 202805432, 253506790, 405610864, 507013580, 1014027160, 2028054320]

約数ペア:

[(1, 2028054320), (2, 1014027160), (4, 507013580), (5, 405610864), (8, 253506790), (10, 202805432), (16, 126753395), (20, 101402716), (40, 50701358), (80, 25350679), (181, 11204720), (227, 8934160), (362, 5602360), (454, 4467080), (617, 3286960), (724, 2801180), (905, 2240944), (908, 2233540), (1135, 1786832), (1234, 1643480), (1448, 1400590), (1810, 1120472), (1816, 1116770), (2270, 893416), (2468, 821740), (2896, 700295), (3085, 657392), (3620, 560236), (3632, 558385), (4540, 446708), (4936, 410870), (6170, 328696), (7240, 280118), (9080, 223354), (9872, 205435), (12340, 164348), (14480, 140059), (18160, 111677), (24680, 82174), (41087, 49360)]