528390760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2909}}^1$

素因数の和:3178

約数の個数: 64

約数和(自身を含む): 1257120000

約数和(自身を除く): 728729240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 239, 380, 478, 760, 956, 1195, 1912, 2390, 2909, 4541, 4780, 5818, 9082, 9560, 11636, 14545, 18164, 22705, 23272, 29090, 36328, 45410, 55271, 58180, 90820, 110542, 116360, 181640, 221084, 276355, 442168, 552710, 695251, 1105420, 1390502, 2210840, 2781004, 3476255, 5562008, 6952510, 13209769, 13905020, 26419538, 27810040, 52839076, 66048845, 105678152, 132097690, 264195380, 528390760]

約数ペア:

[(1, 528390760), (2, 264195380), (4, 132097690), (5, 105678152), (8, 66048845), (10, 52839076), (19, 27810040), (20, 26419538), (38, 13905020), (40, 13209769), (76, 6952510), (95, 5562008), (152, 3476255), (190, 2781004), (239, 2210840), (380, 1390502), (478, 1105420), (760, 695251), (956, 552710), (1195, 442168), (1912, 276355), (2390, 221084), (2909, 181640), (4541, 116360), (4780, 110542), (5818, 90820), (9082, 58180), (9560, 55271), (11636, 45410), (14545, 36328), (18164, 29090), (22705, 23272)]