40309020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223939}}^1$

素因数の和:223954

約数の個数: 36

約数和(自身を含む): 122271240

約数和(自身を除く): 81962220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223939, 447878, 671817, 895756, 1119695, 1343634, 2015451, 2239390, 2687268, 3359085, 4030902, 4478780, 6718170, 8061804, 10077255, 13436340, 20154510, 40309020]

約数ペア:

[(1, 40309020), (2, 20154510), (3, 13436340), (4, 10077255), (5, 8061804), (6, 6718170), (9, 4478780), (10, 4030902), (12, 3359085), (15, 2687268), (18, 2239390), (20, 2015451), (30, 1343634), (36, 1119695), (45, 895756), (60, 671817), (90, 447878), (180, 223939)]