27240140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 59409504

約数和(自身を除く): 32169364

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 131, 148, 185, 262, 281, 370, 524, 562, 655, 740, 1124, 1310, 1405, 2620, 2810, 4847, 5620, 9694, 10397, 19388, 20794, 24235, 36811, 41588, 48470, 51985, 73622, 96940, 103970, 147244, 184055, 207940, 368110, 736220, 1362007, 2724014, 5448028, 6810035, 13620070, 27240140]

約数ペア:

[(1, 27240140), (2, 13620070), (4, 6810035), (5, 5448028), (10, 2724014), (20, 1362007), (37, 736220), (74, 368110), (131, 207940), (148, 184055), (185, 147244), (262, 103970), (281, 96940), (370, 73622), (524, 51985), (562, 48470), (655, 41588), (740, 36811), (1124, 24235), (1310, 20794), (1405, 19388), (2620, 10397), (2810, 9694), (4847, 5620)]