20189050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1559}}^1$

素因数の和:1615

約数の個数: 48

約数和(自身を含む): 44104320

約数和(自身を除く): 23915270

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 370, 518, 925, 1295, 1559, 1850, 2590, 3118, 6475, 7795, 10913, 12950, 15590, 21826, 38975, 54565, 57683, 77950, 109130, 115366, 272825, 288415, 403781, 545650, 576830, 807562, 1442075, 2018905, 2884150, 4037810, 10094525, 20189050]

約数ペア:

[(1, 20189050), (2, 10094525), (5, 4037810), (7, 2884150), (10, 2018905), (14, 1442075), (25, 807562), (35, 576830), (37, 545650), (50, 403781), (70, 288415), (74, 272825), (175, 115366), (185, 109130), (259, 77950), (350, 57683), (370, 54565), (518, 38975), (925, 21826), (1295, 15590), (1559, 12950), (1850, 10913), (2590, 7795), (3118, 6475)]