28810830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7331}}^1$

素因数の和:7472

約数の個数: 32

約数和(自身を含む): 69683328

約数和(自身を除く): 40872498

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 7331, 14662, 21993, 36655, 43986, 73310, 109965, 219930, 960361, 1920722, 2881083, 4801805, 5762166, 9603610, 14405415, 28810830]

約数ペア:

[(1, 28810830), (2, 14405415), (3, 9603610), (5, 5762166), (6, 4801805), (10, 2881083), (15, 1920722), (30, 960361), (131, 219930), (262, 109965), (393, 73310), (655, 43986), (786, 36655), (1310, 21993), (1965, 14662), (3930, 7331)]