2034831440

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1\times {\mathrm{811}}^1$

素因数の和:1300

約数の個数: 80

約数和(自身を含む): 4808858880

約数和(自身を除く): 2774027440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 397, 632, 790, 794, 811, 1264, 1580, 1588, 1622, 1985, 3160, 3176, 3244, 3970, 4055, 6320, 6352, 6488, 7940, 8110, 12976, 15880, 16220, 31363, 31760, 32440, 62726, 64069, 64880, 125452, 128138, 156815, 250904, 256276, 313630, 320345, 321967, 501808, 512552, 627260, 640690, 643934, 1025104, 1254520, 1281380, 1287868, 1609835, 2509040, 2562760, 2575736, 3219670, 5125520, 5151472, 6439340, 12878680, 25435393, 25757360, 50870786, 101741572, 127176965, 203483144, 254353930, 406966288, 508707860, 1017415720, 2034831440]

約数ペア:

[(1, 2034831440), (2, 1017415720), (4, 508707860), (5, 406966288), (8, 254353930), (10, 203483144), (16, 127176965), (20, 101741572), (40, 50870786), (79, 25757360), (80, 25435393), (158, 12878680), (316, 6439340), (395, 5151472), (397, 5125520), (632, 3219670), (790, 2575736), (794, 2562760), (811, 2509040), (1264, 1609835), (1580, 1287868), (1588, 1281380), (1622, 1254520), (1985, 1025104), (3160, 643934), (3176, 640690), (3244, 627260), (3970, 512552), (4055, 501808), (6320, 321967), (6352, 320345), (6488, 313630), (7940, 256276), (8110, 250904), (12976, 156815), (15880, 128138), (16220, 125452), (31363, 64880), (31760, 64069), (32440, 62726)]