13303040

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:587

約数の個数: 72

約数和(自身を含む): 33603360

約数和(自身を除く): 20300320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 547, 608, 640, 760, 1094, 1216, 1280, 1520, 2188, 2432, 2735, 3040, 4376, 4864, 5470, 6080, 8752, 10393, 10940, 12160, 17504, 20786, 21880, 24320, 35008, 41572, 43760, 51965, 70016, 83144, 87520, 103930, 140032, 166288, 175040, 207860, 332576, 350080, 415720, 665152, 700160, 831440, 1330304, 1662880, 2660608, 3325760, 6651520, 13303040]

約数ペア:

[(1, 13303040), (2, 6651520), (4, 3325760), (5, 2660608), (8, 1662880), (10, 1330304), (16, 831440), (19, 700160), (20, 665152), (32, 415720), (38, 350080), (40, 332576), (64, 207860), (76, 175040), (80, 166288), (95, 140032), (128, 103930), (152, 87520), (160, 83144), (190, 70016), (256, 51965), (304, 43760), (320, 41572), (380, 35008), (547, 24320), (608, 21880), (640, 20786), (760, 17504), (1094, 12160), (1216, 10940), (1280, 10393), (1520, 8752), (2188, 6080), (2432, 5470), (2735, 4864), (3040, 4376)]