42639344

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 97493760

約数和(自身を除く): 54854416

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 176, 209, 304, 311, 328, 418, 451, 622, 656, 779, 836, 902, 1244, 1558, 1672, 1804, 2488, 3116, 3344, 3421, 3608, 4976, 5909, 6232, 6842, 7216, 8569, 11818, 12464, 12751, 13684, 17138, 23636, 25502, 27368, 34276, 47272, 51004, 54736, 64999, 68552, 94544, 102008, 129998, 137104, 140261, 204016, 242269, 259996, 280522, 484538, 519992, 561044, 969076, 1039984, 1122088, 1938152, 2244176, 2664959, 3876304, 5329918, 10659836, 21319672, 42639344]

約数ペア:

[(1, 42639344), (2, 21319672), (4, 10659836), (8, 5329918), (11, 3876304), (16, 2664959), (19, 2244176), (22, 1938152), (38, 1122088), (41, 1039984), (44, 969076), (76, 561044), (82, 519992), (88, 484538), (152, 280522), (164, 259996), (176, 242269), (209, 204016), (304, 140261), (311, 137104), (328, 129998), (418, 102008), (451, 94544), (622, 68552), (656, 64999), (779, 54736), (836, 51004), (902, 47272), (1244, 34276), (1558, 27368), (1672, 25502), (1804, 23636), (2488, 17138), (3116, 13684), (3344, 12751), (3421, 12464), (3608, 11818), (4976, 8569), (5909, 7216), (6232, 6842)]