248040560

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{11789}}^1$

素因数の和:12065

約数の個数: 40

約数和(自身を含む): 578936160

約数和(自身を除く): 330895600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 11789, 21040, 23578, 47156, 58945, 94312, 117890, 188624, 235780, 471560, 943120, 3100507, 6201014, 12402028, 15502535, 24804056, 31005070, 49608112, 62010140, 124020280, 248040560]

約数ペア:

[(1, 248040560), (2, 124020280), (4, 62010140), (5, 49608112), (8, 31005070), (10, 24804056), (16, 15502535), (20, 12402028), (40, 6201014), (80, 3100507), (263, 943120), (526, 471560), (1052, 235780), (1315, 188624), (2104, 117890), (2630, 94312), (4208, 58945), (5260, 47156), (10520, 23578), (11789, 21040)]