29907220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{213623}}^1$

素因数の和:213639

約数の個数: 24

約数和(自身を含む): 71777664

約数和(自身を除く): 41870444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 213623, 427246, 854492, 1068115, 1495361, 2136230, 2990722, 4272460, 5981444, 7476805, 14953610, 29907220]

約数ペア:

[(1, 29907220), (2, 14953610), (4, 7476805), (5, 5981444), (7, 4272460), (10, 2990722), (14, 2136230), (20, 1495361), (28, 1068115), (35, 854492), (70, 427246), (140, 213623)]