40673984

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:158

約数の個数: 112

約数和(自身を含む): 95585280

約数和(自身を除く): 54911296

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 83, 104, 124, 152, 166, 208, 247, 248, 304, 332, 403, 416, 494, 496, 589, 608, 664, 806, 832, 988, 992, 1079, 1178, 1216, 1328, 1577, 1612, 1976, 1984, 2158, 2356, 2573, 2656, 3154, 3224, 3952, 4316, 4712, 5146, 5312, 6308, 6448, 7657, 7904, 8632, 9424, 10292, 12616, 12896, 15314, 15808, 17264, 18848, 20501, 20584, 25232, 25792, 30628, 33449, 34528, 37696, 41002, 41168, 48887, 50464, 61256, 66898, 69056, 82004, 82336, 97774, 100928, 122512, 133796, 164008, 164672, 195548, 245024, 267592, 328016, 391096, 490048, 535184, 635531, 656032, 782192, 1070368, 1271062, 1312064, 1564384, 2140736, 2542124, 3128768, 5084248, 10168496, 20336992, 40673984]

約数ペア:

[(1, 40673984), (2, 20336992), (4, 10168496), (8, 5084248), (13, 3128768), (16, 2542124), (19, 2140736), (26, 1564384), (31, 1312064), (32, 1271062), (38, 1070368), (52, 782192), (62, 656032), (64, 635531), (76, 535184), (83, 490048), (104, 391096), (124, 328016), (152, 267592), (166, 245024), (208, 195548), (247, 164672), (248, 164008), (304, 133796), (332, 122512), (403, 100928), (416, 97774), (494, 82336), (496, 82004), (589, 69056), (608, 66898), (664, 61256), (806, 50464), (832, 48887), (988, 41168), (992, 41002), (1079, 37696), (1178, 34528), (1216, 33449), (1328, 30628), (1577, 25792), (1612, 25232), (1976, 20584), (1984, 20501), (2158, 18848), (2356, 17264), (2573, 15808), (2656, 15314), (3154, 12896), (3224, 12616), (3952, 10292), (4316, 9424), (4712, 8632), (5146, 7904), (5312, 7657), (6308, 6448)]