2019747340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8641}}^1$

素因数の和:8723

約数の個数: 96

約数和(自身を含む): 4878236160

約数和(自身を除く): 2858488820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 52, 58, 62, 65, 116, 124, 130, 145, 155, 260, 290, 310, 377, 403, 580, 620, 754, 806, 899, 1508, 1612, 1798, 1885, 2015, 3596, 3770, 4030, 4495, 7540, 8060, 8641, 8990, 11687, 17282, 17980, 23374, 34564, 43205, 46748, 58435, 86410, 112333, 116870, 172820, 224666, 233740, 250589, 267871, 449332, 501178, 535742, 561665, 1002356, 1071484, 1123330, 1252945, 1339355, 2246660, 2505890, 2678710, 3257657, 3482323, 5011780, 5357420, 6515314, 6964646, 7768259, 13030628, 13929292, 15536518, 16288285, 17411615, 31073036, 32576570, 34823230, 38841295, 65153140, 69646460, 77682590, 100987367, 155365180, 201974734, 403949468, 504936835, 1009873670, 2019747340]

約数ペア:

[(1, 2019747340), (2, 1009873670), (4, 504936835), (5, 403949468), (10, 201974734), (13, 155365180), (20, 100987367), (26, 77682590), (29, 69646460), (31, 65153140), (52, 38841295), (58, 34823230), (62, 32576570), (65, 31073036), (116, 17411615), (124, 16288285), (130, 15536518), (145, 13929292), (155, 13030628), (260, 7768259), (290, 6964646), (310, 6515314), (377, 5357420), (403, 5011780), (580, 3482323), (620, 3257657), (754, 2678710), (806, 2505890), (899, 2246660), (1508, 1339355), (1612, 1252945), (1798, 1123330), (1885, 1071484), (2015, 1002356), (3596, 561665), (3770, 535742), (4030, 501178), (4495, 449332), (7540, 267871), (8060, 250589), (8641, 233740), (8990, 224666), (11687, 172820), (17282, 116870), (17980, 112333), (23374, 86410), (34564, 58435), (43205, 46748)]