9915440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3023}}^1$

素因数の和:3077

約数の個数: 40

約数和(自身を含む): 23623488

約数和(自身を除く): 13708048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3023, 3280, 6046, 12092, 15115, 24184, 30230, 48368, 60460, 120920, 123943, 241840, 247886, 495772, 619715, 991544, 1239430, 1983088, 2478860, 4957720, 9915440]

約数ペア:

[(1, 9915440), (2, 4957720), (4, 2478860), (5, 1983088), (8, 1239430), (10, 991544), (16, 619715), (20, 495772), (40, 247886), (41, 241840), (80, 123943), (82, 120920), (164, 60460), (205, 48368), (328, 30230), (410, 24184), (656, 15115), (820, 12092), (1640, 6046), (3023, 3280)]