40889216

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 96940800

約数和(自身を除く): 56051584

約数列:

[1, 2, 4, 8, 16, 17, 19, 23, 32, 34, 38, 43, 46, 64, 68, 76, 86, 92, 128, 136, 152, 172, 184, 272, 304, 323, 344, 368, 391, 437, 544, 608, 646, 688, 731, 736, 782, 817, 874, 989, 1088, 1216, 1292, 1376, 1462, 1472, 1564, 1634, 1748, 1978, 2176, 2432, 2584, 2752, 2924, 2944, 3128, 3268, 3496, 3956, 5168, 5504, 5848, 6256, 6536, 6992, 7429, 7912, 10336, 11696, 12512, 13072, 13889, 13984, 14858, 15824, 16813, 18791, 20672, 23392, 25024, 26144, 27778, 27968, 29716, 31648, 33626, 37582, 41344, 46784, 50048, 52288, 55556, 55936, 59432, 63296, 67252, 75164, 93568, 104576, 111112, 118864, 126592, 134504, 150328, 222224, 237728, 269008, 300656, 319447, 444448, 475456, 538016, 601312, 638894, 888896, 950912, 1076032, 1202624, 1277788, 1777792, 2152064, 2405248, 2555576, 5111152, 10222304, 20444608, 40889216]

約数ペア:

[(1, 40889216), (2, 20444608), (4, 10222304), (8, 5111152), (16, 2555576), (17, 2405248), (19, 2152064), (23, 1777792), (32, 1277788), (34, 1202624), (38, 1076032), (43, 950912), (46, 888896), (64, 638894), (68, 601312), (76, 538016), (86, 475456), (92, 444448), (128, 319447), (136, 300656), (152, 269008), (172, 237728), (184, 222224), (272, 150328), (304, 134504), (323, 126592), (344, 118864), (368, 111112), (391, 104576), (437, 93568), (544, 75164), (608, 67252), (646, 63296), (688, 59432), (731, 55936), (736, 55556), (782, 52288), (817, 50048), (874, 46784), (989, 41344), (1088, 37582), (1216, 33626), (1292, 31648), (1376, 29716), (1462, 27968), (1472, 27778), (1564, 26144), (1634, 25024), (1748, 23392), (1978, 20672), (2176, 18791), (2432, 16813), (2584, 15824), (2752, 14858), (2924, 13984), (2944, 13889), (3128, 13072), (3268, 12512), (3496, 11696), (3956, 10336), (5168, 7912), (5504, 7429), (5848, 6992), (6256, 6536)]