30344020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{216743}}^1$

素因数の和:216759

約数の個数: 24

約数和(自身を含む): 72825984

約数和(自身を除く): 42481964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 216743, 433486, 866972, 1083715, 1517201, 2167430, 3034402, 4334860, 6068804, 7586005, 15172010, 30344020]

約数ペア:

[(1, 30344020), (2, 15172010), (4, 7586005), (5, 6068804), (7, 4334860), (10, 3034402), (14, 2167430), (20, 1517201), (28, 1083715), (35, 866972), (70, 433486), (140, 216743)]