172682020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2699}}^1$

素因数の和:3172

約数の個数: 48

約数和(自身を含む): 415497600

約数和(自身を除く): 242815580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457, 914, 1828, 2285, 2699, 3199, 4570, 5398, 6398, 9140, 10796, 12796, 13495, 15995, 18893, 26990, 31990, 37786, 53980, 63980, 75572, 94465, 188930, 377860, 1233443, 2466886, 4933772, 6167215, 8634101, 12334430, 17268202, 24668860, 34536404, 43170505, 86341010, 172682020]

約数ペア:

[(1, 172682020), (2, 86341010), (4, 43170505), (5, 34536404), (7, 24668860), (10, 17268202), (14, 12334430), (20, 8634101), (28, 6167215), (35, 4933772), (70, 2466886), (140, 1233443), (457, 377860), (914, 188930), (1828, 94465), (2285, 75572), (2699, 63980), (3199, 53980), (4570, 37786), (5398, 31990), (6398, 26990), (9140, 18893), (10796, 15995), (12796, 13495)]