880340480

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11093}}^1$

素因数の和:11147

約数の個数: 80

約数和(自身を含む): 2179039104

約数和(自身を除く): 1298698624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 11093, 15872, 19840, 22186, 39680, 44372, 55465, 79360, 88744, 110930, 177488, 221860, 343883, 354976, 443720, 687766, 709952, 887440, 1375532, 1419904, 1719415, 1774880, 2751064, 2839808, 3438830, 3549760, 5502128, 5679616, 6877660, 7099520, 11004256, 13755320, 14199040, 22008512, 27510640, 28398080, 44017024, 55021280, 88034048, 110042560, 176068096, 220085120, 440170240, 880340480]

約数ペア:

[(1, 880340480), (2, 440170240), (4, 220085120), (5, 176068096), (8, 110042560), (10, 88034048), (16, 55021280), (20, 44017024), (31, 28398080), (32, 27510640), (40, 22008512), (62, 14199040), (64, 13755320), (80, 11004256), (124, 7099520), (128, 6877660), (155, 5679616), (160, 5502128), (248, 3549760), (256, 3438830), (310, 2839808), (320, 2751064), (496, 1774880), (512, 1719415), (620, 1419904), (640, 1375532), (992, 887440), (1240, 709952), (1280, 687766), (1984, 443720), (2480, 354976), (2560, 343883), (3968, 221860), (4960, 177488), (7936, 110930), (9920, 88744), (11093, 79360), (15872, 55465), (19840, 44372), (22186, 39680)]