9821440

素因数分解:

$2^8\times 5^1\times {\mathrm{7673}}^1$

素因数の和:7694

約数の個数: 36

約数和(自身を含む): 23528484

約数和(自身を除く): 13707044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 7673, 15346, 30692, 38365, 61384, 76730, 122768, 153460, 245536, 306920, 491072, 613840, 982144, 1227680, 1964288, 2455360, 4910720, 9821440]

約数ペア:

[(1, 9821440), (2, 4910720), (4, 2455360), (5, 1964288), (8, 1227680), (10, 982144), (16, 613840), (20, 491072), (32, 306920), (40, 245536), (64, 153460), (80, 122768), (128, 76730), (160, 61384), (256, 38365), (320, 30692), (640, 15346), (1280, 7673)]