29880280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24097}}^1$

素因数の和:24139

約数の個数: 32

約数和(自身を含む): 69402240

約数和(自身を除く): 39521960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 24097, 48194, 96388, 120485, 192776, 240970, 481940, 747007, 963880, 1494014, 2988028, 3735035, 5976056, 7470070, 14940140, 29880280]

約数ペア:

[(1, 29880280), (2, 14940140), (4, 7470070), (5, 5976056), (8, 3735035), (10, 2988028), (20, 1494014), (31, 963880), (40, 747007), (62, 481940), (124, 240970), (155, 192776), (248, 120485), (310, 96388), (620, 48194), (1240, 24097)]