42169640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{28493}}^1$

素因数の和:28541

約数の個数: 32

約数和(自身を含む): 97449480

約数和(自身を除く): 55279840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 28493, 56986, 113972, 142465, 227944, 284930, 569860, 1054241, 1139720, 2108482, 4216964, 5271205, 8433928, 10542410, 21084820, 42169640]

約数ペア:

[(1, 42169640), (2, 21084820), (4, 10542410), (5, 8433928), (8, 5271205), (10, 4216964), (20, 2108482), (37, 1139720), (40, 1054241), (74, 569860), (148, 284930), (185, 227944), (296, 142465), (370, 113972), (740, 56986), (1480, 28493)]