1427989870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{907}}^1$

素因数の和:1093

約数の個数: 64

約数和(自身を含む): 2735985600

約数和(自身を除く): 1307995730

約数列:

[1, 2, 5, 10, 29, 58, 61, 89, 122, 145, 178, 290, 305, 445, 610, 890, 907, 1769, 1814, 2581, 3538, 4535, 5162, 5429, 8845, 9070, 10858, 12905, 17690, 25810, 26303, 27145, 52606, 54290, 55327, 80723, 110654, 131515, 157441, 161446, 263030, 276635, 314882, 403615, 553270, 787205, 807230, 1574410, 1604483, 2340967, 3208966, 4681934, 4924103, 8022415, 9848206, 11704835, 16044830, 23409670, 24620515, 49241030, 142798987, 285597974, 713994935, 1427989870]

約数ペア:

[(1, 1427989870), (2, 713994935), (5, 285597974), (10, 142798987), (29, 49241030), (58, 24620515), (61, 23409670), (89, 16044830), (122, 11704835), (145, 9848206), (178, 8022415), (290, 4924103), (305, 4681934), (445, 3208966), (610, 2340967), (890, 1604483), (907, 1574410), (1769, 807230), (1814, 787205), (2581, 553270), (3538, 403615), (4535, 314882), (5162, 276635), (5429, 263030), (8845, 161446), (9070, 157441), (10858, 131515), (12905, 110654), (17690, 80723), (25810, 55327), (26303, 54290), (27145, 52606)]