19566240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40763}}^1$

素因数の和:40781

約数の個数: 48

約数和(自身を含む): 61635168

約数和(自身を除く): 42068928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40763, 81526, 122289, 163052, 203815, 244578, 326104, 407630, 489156, 611445, 652208, 815260, 978312, 1222890, 1304416, 1630520, 1956624, 2445780, 3261040, 3913248, 4891560, 6522080, 9783120, 19566240]

約数ペア:

[(1, 19566240), (2, 9783120), (3, 6522080), (4, 4891560), (5, 3913248), (6, 3261040), (8, 2445780), (10, 1956624), (12, 1630520), (15, 1304416), (16, 1222890), (20, 978312), (24, 815260), (30, 652208), (32, 611445), (40, 489156), (48, 407630), (60, 326104), (80, 244578), (96, 203815), (120, 163052), (160, 122289), (240, 81526), (480, 40763)]