11555840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 88

約数和(自身を含む): 28936392

約数和(自身を除く): 17380552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 61, 64, 74, 80, 122, 128, 148, 160, 185, 244, 256, 296, 305, 320, 370, 488, 512, 592, 610, 640, 740, 976, 1024, 1184, 1220, 1280, 1480, 1952, 2257, 2368, 2440, 2560, 2960, 3904, 4514, 4736, 4880, 5120, 5920, 7808, 9028, 9472, 9760, 11285, 11840, 15616, 18056, 18944, 19520, 22570, 23680, 31232, 36112, 37888, 39040, 45140, 47360, 62464, 72224, 78080, 90280, 94720, 144448, 156160, 180560, 189440, 288896, 312320, 361120, 577792, 722240, 1155584, 1444480, 2311168, 2888960, 5777920, 11555840]

約数ペア:

[(1, 11555840), (2, 5777920), (4, 2888960), (5, 2311168), (8, 1444480), (10, 1155584), (16, 722240), (20, 577792), (32, 361120), (37, 312320), (40, 288896), (61, 189440), (64, 180560), (74, 156160), (80, 144448), (122, 94720), (128, 90280), (148, 78080), (160, 72224), (185, 62464), (244, 47360), (256, 45140), (296, 39040), (305, 37888), (320, 36112), (370, 31232), (488, 23680), (512, 22570), (592, 19520), (610, 18944), (640, 18056), (740, 15616), (976, 11840), (1024, 11285), (1184, 9760), (1220, 9472), (1280, 9028), (1480, 7808), (1952, 5920), (2257, 5120), (2368, 4880), (2440, 4736), (2560, 4514), (2960, 3904)]