443578180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:541

約数の個数: 96

約数和(自身を含む): 1021144320

約数和(自身を除く): 577566140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 71, 76, 82, 95, 142, 164, 190, 205, 284, 355, 380, 401, 410, 710, 779, 802, 820, 1349, 1420, 1558, 1604, 2005, 2698, 2911, 3116, 3895, 4010, 5396, 5822, 6745, 7619, 7790, 8020, 11644, 13490, 14555, 15238, 15580, 16441, 26980, 28471, 29110, 30476, 32882, 38095, 55309, 56942, 58220, 65764, 76190, 82205, 110618, 113884, 142355, 152380, 164410, 221236, 276545, 284710, 312379, 328820, 540949, 553090, 569420, 624758, 1081898, 1106180, 1167311, 1249516, 1561895, 2163796, 2334622, 2704745, 3123790, 4669244, 5409490, 5836555, 6247580, 10818980, 11673110, 22178909, 23346220, 44357818, 88715636, 110894545, 221789090, 443578180]

約数ペア:

[(1, 443578180), (2, 221789090), (4, 110894545), (5, 88715636), (10, 44357818), (19, 23346220), (20, 22178909), (38, 11673110), (41, 10818980), (71, 6247580), (76, 5836555), (82, 5409490), (95, 4669244), (142, 3123790), (164, 2704745), (190, 2334622), (205, 2163796), (284, 1561895), (355, 1249516), (380, 1167311), (401, 1106180), (410, 1081898), (710, 624758), (779, 569420), (802, 553090), (820, 540949), (1349, 328820), (1420, 312379), (1558, 284710), (1604, 276545), (2005, 221236), (2698, 164410), (2911, 152380), (3116, 142355), (3895, 113884), (4010, 110618), (5396, 82205), (5822, 76190), (6745, 65764), (7619, 58220), (7790, 56942), (8020, 55309), (11644, 38095), (13490, 32882), (14555, 30476), (15238, 29110), (15580, 28471), (16441, 26980)]