839874880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201893}}^1$

素因数の和:201923

約数の個数: 56

約数和(自身を含む): 2153805192

約数和(自身を除く): 1313930312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 201893, 403786, 807572, 1009465, 1615144, 2018930, 2624609, 3230288, 4037860, 5249218, 6460576, 8075720, 10498436, 12921152, 13123045, 16151440, 20996872, 26246090, 32302880, 41993744, 52492180, 64605760, 83987488, 104984360, 167974976, 209968720, 419937440, 839874880]

約数ペア:

[(1, 839874880), (2, 419937440), (4, 209968720), (5, 167974976), (8, 104984360), (10, 83987488), (13, 64605760), (16, 52492180), (20, 41993744), (26, 32302880), (32, 26246090), (40, 20996872), (52, 16151440), (64, 13123045), (65, 12921152), (80, 10498436), (104, 8075720), (130, 6460576), (160, 5249218), (208, 4037860), (260, 3230288), (320, 2624609), (416, 2018930), (520, 1615144), (832, 1009465), (1040, 807572), (2080, 403786), (4160, 201893)]