401528368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 854231040

約数和(自身を除く): 452702672

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 137, 152, 248, 274, 304, 311, 496, 548, 589, 622, 1096, 1178, 1244, 2192, 2356, 2488, 2603, 4247, 4712, 4976, 5206, 5909, 8494, 9424, 9641, 10412, 11818, 16988, 19282, 20824, 23636, 33976, 38564, 41648, 42607, 47272, 67952, 77128, 80693, 85214, 94544, 154256, 161386, 170428, 183179, 322772, 340856, 366358, 645544, 681712, 732716, 809533, 1291088, 1320817, 1465432, 1619066, 2641634, 2930864, 3238132, 5283268, 6476264, 10566536, 12952528, 21133072, 25095523, 50191046, 100382092, 200764184, 401528368]

約数ペア:

[(1, 401528368), (2, 200764184), (4, 100382092), (8, 50191046), (16, 25095523), (19, 21133072), (31, 12952528), (38, 10566536), (62, 6476264), (76, 5283268), (124, 3238132), (137, 2930864), (152, 2641634), (248, 1619066), (274, 1465432), (304, 1320817), (311, 1291088), (496, 809533), (548, 732716), (589, 681712), (622, 645544), (1096, 366358), (1178, 340856), (1244, 322772), (2192, 183179), (2356, 170428), (2488, 161386), (2603, 154256), (4247, 94544), (4712, 85214), (4976, 80693), (5206, 77128), (5909, 67952), (8494, 47272), (9424, 42607), (9641, 41648), (10412, 38564), (11818, 33976), (16988, 23636), (19282, 20824)]