2131059760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{17747}}^1$

素因数の和:17858

約数の個数: 80

約数和(自身を含む): 5281804800

約数和(自身を除く): 3150745040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 632, 760, 790, 1264, 1501, 1520, 1580, 3002, 3160, 6004, 6320, 7505, 12008, 15010, 17747, 24016, 30020, 35494, 60040, 70988, 88735, 120080, 141976, 177470, 283952, 337193, 354940, 674386, 709880, 1348772, 1402013, 1419760, 1685965, 2697544, 2804026, 3371930, 5395088, 5608052, 6743860, 7010065, 11216104, 13487720, 14020130, 22432208, 26638247, 26975440, 28040260, 53276494, 56080520, 106552988, 112161040, 133191235, 213105976, 266382470, 426211952, 532764940, 1065529880, 2131059760]

約数ペア:

[(1, 2131059760), (2, 1065529880), (4, 532764940), (5, 426211952), (8, 266382470), (10, 213105976), (16, 133191235), (19, 112161040), (20, 106552988), (38, 56080520), (40, 53276494), (76, 28040260), (79, 26975440), (80, 26638247), (95, 22432208), (152, 14020130), (158, 13487720), (190, 11216104), (304, 7010065), (316, 6743860), (380, 5608052), (395, 5395088), (632, 3371930), (760, 2804026), (790, 2697544), (1264, 1685965), (1501, 1419760), (1520, 1402013), (1580, 1348772), (3002, 709880), (3160, 674386), (6004, 354940), (6320, 337193), (7505, 283952), (12008, 177470), (15010, 141976), (17747, 120080), (24016, 88735), (30020, 70988), (35494, 60040)]