2103996880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{7369}}^1$

素因数の和:7508

約数の個数: 80

約数和(自身を含む): 5066550720

約数和(自身を除く): 2962553840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 83, 86, 166, 172, 215, 332, 344, 415, 430, 664, 688, 830, 860, 1328, 1660, 1720, 3320, 3440, 3569, 6640, 7138, 7369, 14276, 14738, 17845, 28552, 29476, 35690, 36845, 57104, 58952, 71380, 73690, 117904, 142760, 147380, 285520, 294760, 316867, 589520, 611627, 633734, 1223254, 1267468, 1584335, 2446508, 2534936, 3058135, 3168670, 4893016, 5069872, 6116270, 6337340, 9786032, 12232540, 12674680, 24465080, 25349360, 26299961, 48930160, 52599922, 105199844, 131499805, 210399688, 262999610, 420799376, 525999220, 1051998440, 2103996880]

約数ペア:

[(1, 2103996880), (2, 1051998440), (4, 525999220), (5, 420799376), (8, 262999610), (10, 210399688), (16, 131499805), (20, 105199844), (40, 52599922), (43, 48930160), (80, 26299961), (83, 25349360), (86, 24465080), (166, 12674680), (172, 12232540), (215, 9786032), (332, 6337340), (344, 6116270), (415, 5069872), (430, 4893016), (664, 3168670), (688, 3058135), (830, 2534936), (860, 2446508), (1328, 1584335), (1660, 1267468), (1720, 1223254), (3320, 633734), (3440, 611627), (3569, 589520), (6640, 316867), (7138, 294760), (7369, 285520), (14276, 147380), (14738, 142760), (17845, 117904), (28552, 73690), (29476, 71380), (35690, 58952), (36845, 57104)]