919264520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{619}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 2094508800

約数和(自身を除く): 1175244280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 271, 274, 542, 548, 619, 685, 1084, 1096, 1238, 1355, 1370, 2168, 2476, 2710, 2740, 3095, 4952, 5420, 5480, 6190, 10840, 12380, 24760, 37127, 74254, 84803, 148508, 167749, 169606, 185635, 297016, 335498, 339212, 371270, 424015, 670996, 678424, 742540, 838745, 848030, 1341992, 1485080, 1677490, 1696060, 3354980, 3392120, 6709960, 22981613, 45963226, 91926452, 114908065, 183852904, 229816130, 459632260, 919264520]

約数ペア:

[(1, 919264520), (2, 459632260), (4, 229816130), (5, 183852904), (8, 114908065), (10, 91926452), (20, 45963226), (40, 22981613), (137, 6709960), (271, 3392120), (274, 3354980), (542, 1696060), (548, 1677490), (619, 1485080), (685, 1341992), (1084, 848030), (1096, 838745), (1238, 742540), (1355, 678424), (1370, 670996), (2168, 424015), (2476, 371270), (2710, 339212), (2740, 335498), (3095, 297016), (4952, 185635), (5420, 169606), (5480, 167749), (6190, 148508), (10840, 84803), (12380, 74254), (24760, 37127)]