41421440

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1061}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 100741320

約数和(自身を除く): 59319880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1061, 1220, 1952, 2122, 2440, 3904, 4244, 4880, 5305, 7808, 8488, 9760, 10610, 16976, 19520, 21220, 33952, 39040, 42440, 64721, 67904, 84880, 129442, 135808, 169760, 258884, 323605, 339520, 517768, 647210, 679040, 1035536, 1294420, 2071072, 2588840, 4142144, 5177680, 8284288, 10355360, 20710720, 41421440]

約数ペア:

[(1, 41421440), (2, 20710720), (4, 10355360), (5, 8284288), (8, 5177680), (10, 4142144), (16, 2588840), (20, 2071072), (32, 1294420), (40, 1035536), (61, 679040), (64, 647210), (80, 517768), (122, 339520), (128, 323605), (160, 258884), (244, 169760), (305, 135808), (320, 129442), (488, 84880), (610, 67904), (640, 64721), (976, 42440), (1061, 39040), (1220, 33952), (1952, 21220), (2122, 19520), (2440, 16976), (3904, 10610), (4244, 9760), (4880, 8488), (5305, 7808)]