13571840

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 33995808

約数和(自身を除く): 20423968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 461, 640, 736, 920, 922, 1280, 1472, 1840, 1844, 2305, 2944, 3680, 3688, 4610, 5888, 7360, 7376, 9220, 10603, 14720, 14752, 18440, 21206, 29440, 29504, 36880, 42412, 53015, 59008, 73760, 84824, 106030, 118016, 147520, 169648, 212060, 295040, 339296, 424120, 590080, 678592, 848240, 1357184, 1696480, 2714368, 3392960, 6785920, 13571840]

約数ペア:

[(1, 13571840), (2, 6785920), (4, 3392960), (5, 2714368), (8, 1696480), (10, 1357184), (16, 848240), (20, 678592), (23, 590080), (32, 424120), (40, 339296), (46, 295040), (64, 212060), (80, 169648), (92, 147520), (115, 118016), (128, 106030), (160, 84824), (184, 73760), (230, 59008), (256, 53015), (320, 42412), (368, 36880), (460, 29504), (461, 29440), (640, 21206), (736, 18440), (920, 14752), (922, 14720), (1280, 10603), (1472, 9220), (1840, 7376), (1844, 7360), (2305, 5888), (2944, 4610), (3680, 3688)]