1390365128

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1111

約数の個数: 96

約数和(自身を含む): 3012038400

約数和(自身を除く): 1621673272

約数列:

[1, 2, 4, 8, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 289, 323, 527, 578, 589, 646, 1021, 1054, 1156, 1178, 1292, 2042, 2108, 2312, 2356, 2584, 4084, 4216, 4712, 5491, 8168, 8959, 10013, 10982, 17357, 17918, 19399, 20026, 21964, 31651, 34714, 35836, 38798, 40052, 43928, 63302, 69428, 71672, 77596, 80104, 126604, 138856, 155192, 170221, 253208, 295069, 329783, 340442, 538067, 590138, 601369, 659566, 680884, 1076134, 1180276, 1202738, 1319132, 1361768, 2152268, 2360552, 2405476, 2638264, 4304536, 4810952, 5606311, 9147139, 10223273, 11212622, 18294278, 20446546, 22425244, 36588556, 40893092, 44850488, 73177112, 81786184, 173795641, 347591282, 695182564, 1390365128]

約数ペア:

[(1, 1390365128), (2, 695182564), (4, 347591282), (8, 173795641), (17, 81786184), (19, 73177112), (31, 44850488), (34, 40893092), (38, 36588556), (62, 22425244), (68, 20446546), (76, 18294278), (124, 11212622), (136, 10223273), (152, 9147139), (248, 5606311), (289, 4810952), (323, 4304536), (527, 2638264), (578, 2405476), (589, 2360552), (646, 2152268), (1021, 1361768), (1054, 1319132), (1156, 1202738), (1178, 1180276), (1292, 1076134), (2042, 680884), (2108, 659566), (2312, 601369), (2356, 590138), (2584, 538067), (4084, 340442), (4216, 329783), (4712, 295069), (5491, 253208), (8168, 170221), (8959, 155192), (10013, 138856), (10982, 126604), (17357, 80104), (17918, 77596), (19399, 71672), (20026, 69428), (21964, 63302), (31651, 43928), (34714, 40052), (35836, 38798)]