20145552690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{863}}^1\times {\mathrm{778121}}^1$

素因数の和:778994

約数の個数: 32

約数和(自身を含む): 48405413376

約数和(自身を除く): 28259860686

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 863, 1726, 2589, 4315, 5178, 8630, 12945, 25890, 778121, 1556242, 2334363, 3890605, 4668726, 7781210, 11671815, 23343630, 671518423, 1343036846, 2014555269, 3357592115, 4029110538, 6715184230, 10072776345, 20145552690]

約数ペア:

[(1, 20145552690), (2, 10072776345), (3, 6715184230), (5, 4029110538), (6, 3357592115), (10, 2014555269), (15, 1343036846), (30, 671518423), (863, 23343630), (1726, 11671815), (2589, 7781210), (4315, 4668726), (5178, 3890605), (8630, 2334363), (12945, 1556242), (25890, 778121)]