205874520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1715621}}^1$

素因数の和:1715635

約数の個数: 32

約数和(自身を含む): 617623920

約数和(自身を除く): 411749400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1715621, 3431242, 5146863, 6862484, 8578105, 10293726, 13724968, 17156210, 20587452, 25734315, 34312420, 41174904, 51468630, 68624840, 102937260, 205874520]

約数ペア:

[(1, 205874520), (2, 102937260), (3, 68624840), (4, 51468630), (5, 41174904), (6, 34312420), (8, 25734315), (10, 20587452), (12, 17156210), (15, 13724968), (20, 10293726), (24, 8578105), (30, 6862484), (40, 5146863), (60, 3431242), (120, 1715621)]