49781140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{487}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 110678400

約数和(自身を除く): 60897260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 269, 380, 487, 538, 974, 1076, 1345, 1948, 2435, 2690, 4870, 5111, 5380, 9253, 9740, 10222, 18506, 20444, 25555, 37012, 46265, 51110, 92530, 102220, 131003, 185060, 262006, 524012, 655015, 1310030, 2489057, 2620060, 4978114, 9956228, 12445285, 24890570, 49781140]

約数ペア:

[(1, 49781140), (2, 24890570), (4, 12445285), (5, 9956228), (10, 4978114), (19, 2620060), (20, 2489057), (38, 1310030), (76, 655015), (95, 524012), (190, 262006), (269, 185060), (380, 131003), (487, 102220), (538, 92530), (974, 51110), (1076, 46265), (1345, 37012), (1948, 25555), (2435, 20444), (2690, 18506), (4870, 10222), (5111, 9740), (5380, 9253)]