22174720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 88

約数和(自身を含む): 54826848

約数和(自身を除く): 32652128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 71, 80, 122, 128, 142, 160, 244, 256, 284, 305, 320, 355, 488, 512, 568, 610, 640, 710, 976, 1024, 1136, 1220, 1280, 1420, 1952, 2272, 2440, 2560, 2840, 3904, 4331, 4544, 4880, 5120, 5680, 7808, 8662, 9088, 9760, 11360, 15616, 17324, 18176, 19520, 21655, 22720, 31232, 34648, 36352, 39040, 43310, 45440, 62464, 69296, 72704, 78080, 86620, 90880, 138592, 156160, 173240, 181760, 277184, 312320, 346480, 363520, 554368, 692960, 1108736, 1385920, 2217472, 2771840, 4434944, 5543680, 11087360, 22174720]

約数ペア:

[(1, 22174720), (2, 11087360), (4, 5543680), (5, 4434944), (8, 2771840), (10, 2217472), (16, 1385920), (20, 1108736), (32, 692960), (40, 554368), (61, 363520), (64, 346480), (71, 312320), (80, 277184), (122, 181760), (128, 173240), (142, 156160), (160, 138592), (244, 90880), (256, 86620), (284, 78080), (305, 72704), (320, 69296), (355, 62464), (488, 45440), (512, 43310), (568, 39040), (610, 36352), (640, 34648), (710, 31232), (976, 22720), (1024, 21655), (1136, 19520), (1220, 18176), (1280, 17324), (1420, 15616), (1952, 11360), (2272, 9760), (2440, 9088), (2560, 8662), (2840, 7808), (3904, 5680), (4331, 5120), (4544, 4880)]