1640744520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13672871}}^1$

素因数の和:13672885

約数の個数: 32

約数和(自身を含む): 4922233920

約数和(自身を除く): 3281489400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 13672871, 27345742, 41018613, 54691484, 68364355, 82037226, 109382968, 136728710, 164074452, 205093065, 273457420, 328148904, 410186130, 546914840, 820372260, 1640744520]

約数ペア:

[(1, 1640744520), (2, 820372260), (3, 546914840), (4, 410186130), (5, 328148904), (6, 273457420), (8, 205093065), (10, 164074452), (12, 136728710), (15, 109382968), (20, 82037226), (24, 68364355), (30, 54691484), (40, 41018613), (60, 27345742), (120, 13672871)]