858880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 2281104

約数和(自身を除く): 1422224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 128, 160, 176, 220, 244, 256, 305, 320, 352, 440, 488, 610, 640, 671, 704, 880, 976, 1220, 1280, 1342, 1408, 1760, 1952, 2440, 2684, 2816, 3355, 3520, 3904, 4880, 5368, 6710, 7040, 7808, 9760, 10736, 13420, 14080, 15616, 19520, 21472, 26840, 39040, 42944, 53680, 78080, 85888, 107360, 171776, 214720, 429440, 858880]

約数ペア:

[(1, 858880), (2, 429440), (4, 214720), (5, 171776), (8, 107360), (10, 85888), (11, 78080), (16, 53680), (20, 42944), (22, 39040), (32, 26840), (40, 21472), (44, 19520), (55, 15616), (61, 14080), (64, 13420), (80, 10736), (88, 9760), (110, 7808), (122, 7040), (128, 6710), (160, 5368), (176, 4880), (220, 3904), (244, 3520), (256, 3355), (305, 2816), (320, 2684), (352, 2440), (440, 1952), (488, 1760), (610, 1408), (640, 1342), (671, 1280), (704, 1220), (880, 976)]