29403940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20707}}^1$

素因数の和:20787

約数の個数: 24

約数和(自身を含む): 62620992

約数和(自身を除く): 33217052

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 20707, 41414, 82828, 103535, 207070, 414140, 1470197, 2940394, 5880788, 7350985, 14701970, 29403940]

約数ペア:

[(1, 29403940), (2, 14701970), (4, 7350985), (5, 5880788), (10, 2940394), (20, 1470197), (71, 414140), (142, 207070), (284, 103535), (355, 82828), (710, 41414), (1420, 20707)]