27278440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97423}}^1$

素因数の和:97441

約数の個数: 32

約数和(自身を含む): 70145280

約数和(自身を除く): 42866840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 97423, 194846, 389692, 487115, 681961, 779384, 974230, 1363922, 1948460, 2727844, 3409805, 3896920, 5455688, 6819610, 13639220, 27278440]

約数ペア:

[(1, 27278440), (2, 13639220), (4, 6819610), (5, 5455688), (7, 3896920), (8, 3409805), (10, 2727844), (14, 1948460), (20, 1363922), (28, 974230), (35, 779384), (40, 681961), (56, 487115), (70, 389692), (140, 194846), (280, 97423)]