248173840

素因数分解:

$2^4\times 5^1\times {\mathrm{3102173}}^1$

素因数の和:3102186

約数の個数: 20

約数和(自身を含む): 577004364

約数和(自身を除く): 328830524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3102173, 6204346, 12408692, 15510865, 24817384, 31021730, 49634768, 62043460, 124086920, 248173840]

約数ペア:

[(1, 248173840), (2, 124086920), (4, 62043460), (5, 49634768), (8, 31021730), (10, 24817384), (16, 15510865), (20, 12408692), (40, 6204346), (80, 3102173)]