2720228230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{68399}}^1$

素因数の和:68544

約数の個数: 32

約数和(自身を含む): 5067619200

約数和(自身を除く): 2347390970

約数列:

[1, 2, 5, 10, 41, 82, 97, 194, 205, 410, 485, 970, 3977, 7954, 19885, 39770, 68399, 136798, 341995, 683990, 2804359, 5608718, 6634703, 13269406, 14021795, 28043590, 33173515, 66347030, 272022823, 544045646, 1360114115, 2720228230]

約数ペア:

[(1, 2720228230), (2, 1360114115), (5, 544045646), (10, 272022823), (41, 66347030), (82, 33173515), (97, 28043590), (194, 14021795), (205, 13269406), (410, 6634703), (485, 5608718), (970, 2804359), (3977, 683990), (7954, 341995), (19885, 136798), (39770, 68399)]