38217520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 97949088

約数和(自身を除く): 59731568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 137, 176, 220, 274, 317, 440, 548, 634, 685, 880, 1096, 1268, 1370, 1507, 1585, 2192, 2536, 2740, 3014, 3170, 3487, 5072, 5480, 6028, 6340, 6974, 7535, 10960, 12056, 12680, 13948, 15070, 17435, 24112, 25360, 27896, 30140, 34870, 43429, 55792, 60280, 69740, 86858, 120560, 139480, 173716, 217145, 278960, 347432, 434290, 477719, 694864, 868580, 955438, 1737160, 1910876, 2388595, 3474320, 3821752, 4777190, 7643504, 9554380, 19108760, 38217520]

約数ペア:

[(1, 38217520), (2, 19108760), (4, 9554380), (5, 7643504), (8, 4777190), (10, 3821752), (11, 3474320), (16, 2388595), (20, 1910876), (22, 1737160), (40, 955438), (44, 868580), (55, 694864), (80, 477719), (88, 434290), (110, 347432), (137, 278960), (176, 217145), (220, 173716), (274, 139480), (317, 120560), (440, 86858), (548, 69740), (634, 60280), (685, 55792), (880, 43429), (1096, 34870), (1268, 30140), (1370, 27896), (1507, 25360), (1585, 24112), (2192, 17435), (2536, 15070), (2740, 13948), (3014, 12680), (3170, 12056), (3487, 10960), (5072, 7535), (5480, 6974), (6028, 6340)]