2019778544

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{2213}}^1$

素因数の和:2538

約数の個数: 80

約数和(自身を含む): 4645149120

約数和(自身を除く): 2625370576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 281, 406, 464, 562, 812, 1124, 1624, 1967, 2213, 2248, 3248, 3934, 4426, 4496, 7868, 8149, 8852, 15491, 15736, 16298, 17704, 30982, 31472, 32596, 35408, 57043, 61964, 64177, 65192, 114086, 123928, 128354, 130384, 228172, 247856, 256708, 449239, 456344, 513416, 621853, 898478, 912688, 1026832, 1243706, 1796956, 2487412, 3593912, 4352971, 4974824, 7187824, 8705942, 9949648, 17411884, 18033737, 34823768, 36067474, 69647536, 72134948, 126236159, 144269896, 252472318, 288539792, 504944636, 1009889272, 2019778544]

約数ペア:

[(1, 2019778544), (2, 1009889272), (4, 504944636), (7, 288539792), (8, 252472318), (14, 144269896), (16, 126236159), (28, 72134948), (29, 69647536), (56, 36067474), (58, 34823768), (112, 18033737), (116, 17411884), (203, 9949648), (232, 8705942), (281, 7187824), (406, 4974824), (464, 4352971), (562, 3593912), (812, 2487412), (1124, 1796956), (1624, 1243706), (1967, 1026832), (2213, 912688), (2248, 898478), (3248, 621853), (3934, 513416), (4426, 456344), (4496, 449239), (7868, 256708), (8149, 247856), (8852, 228172), (15491, 130384), (15736, 128354), (16298, 123928), (17704, 114086), (30982, 65192), (31472, 64177), (32596, 61964), (35408, 57043)]