22877440

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 55887048

約数和(自身を除く): 33009608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 293, 305, 320, 488, 586, 610, 640, 976, 1172, 1220, 1280, 1465, 1952, 2344, 2440, 2930, 3904, 4688, 4880, 5860, 7808, 9376, 9760, 11720, 15616, 17873, 18752, 19520, 23440, 35746, 37504, 39040, 46880, 71492, 75008, 78080, 89365, 93760, 142984, 178730, 187520, 285968, 357460, 375040, 571936, 714920, 1143872, 1429840, 2287744, 2859680, 4575488, 5719360, 11438720, 22877440]

約数ペア:

[(1, 22877440), (2, 11438720), (4, 5719360), (5, 4575488), (8, 2859680), (10, 2287744), (16, 1429840), (20, 1143872), (32, 714920), (40, 571936), (61, 375040), (64, 357460), (80, 285968), (122, 187520), (128, 178730), (160, 142984), (244, 93760), (256, 89365), (293, 78080), (305, 75008), (320, 71492), (488, 46880), (586, 39040), (610, 37504), (640, 35746), (976, 23440), (1172, 19520), (1220, 18752), (1280, 17873), (1465, 15616), (1952, 11720), (2344, 9760), (2440, 9376), (2930, 7808), (3904, 5860), (4688, 4880)]