2012203520

素因数分解:

$2^9\times 5^1\times {\mathrm{786017}}^1$

素因数の和:786040

約数の個数: 40

約数和(自身を含む): 4824578484

約数和(自身を除く): 2812374964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 786017, 1572034, 3144068, 3930085, 6288136, 7860170, 12576272, 15720340, 25152544, 31440680, 50305088, 62881360, 100610176, 125762720, 201220352, 251525440, 402440704, 503050880, 1006101760, 2012203520]

約数ペア:

[(1, 2012203520), (2, 1006101760), (4, 503050880), (5, 402440704), (8, 251525440), (10, 201220352), (16, 125762720), (20, 100610176), (32, 62881360), (40, 50305088), (64, 31440680), (80, 25152544), (128, 15720340), (160, 12576272), (256, 7860170), (320, 6288136), (512, 3930085), (640, 3144068), (1280, 1572034), (2560, 786017)]