2019795520

素因数分解:

$2^6\times 5^1\times {\mathrm{271}}^1\times {\mathrm{23291}}^1$

素因数の和:23579

約数の個数: 56

約数和(自身を含む): 4827593088

約数和(自身を除く): 2807797568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 271, 320, 542, 1084, 1355, 2168, 2710, 4336, 5420, 8672, 10840, 17344, 21680, 23291, 43360, 46582, 86720, 93164, 116455, 186328, 232910, 372656, 465820, 745312, 931640, 1490624, 1863280, 3726560, 6311861, 7453120, 12623722, 25247444, 31559305, 50494888, 63118610, 100989776, 126237220, 201979552, 252474440, 403959104, 504948880, 1009897760, 2019795520]

約数ペア:

[(1, 2019795520), (2, 1009897760), (4, 504948880), (5, 403959104), (8, 252474440), (10, 201979552), (16, 126237220), (20, 100989776), (32, 63118610), (40, 50494888), (64, 31559305), (80, 25247444), (160, 12623722), (271, 7453120), (320, 6311861), (542, 3726560), (1084, 1863280), (1355, 1490624), (2168, 931640), (2710, 745312), (4336, 465820), (5420, 372656), (8672, 232910), (10840, 186328), (17344, 116455), (21680, 93164), (23291, 86720), (43360, 46582)]