173847340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19891}}^1$

素因数の和:19942

約数の個数: 48

約数和(自身を含む): 401022720

約数和(自身を除く): 227175380

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 19891, 39782, 79564, 99455, 198910, 377929, 397820, 457493, 755858, 914986, 1511716, 1829972, 1889645, 2287465, 3779290, 4574930, 7558580, 8692367, 9149860, 17384734, 34769468, 43461835, 86923670, 173847340]

約数ペア:

[(1, 173847340), (2, 86923670), (4, 43461835), (5, 34769468), (10, 17384734), (19, 9149860), (20, 8692367), (23, 7558580), (38, 4574930), (46, 3779290), (76, 2287465), (92, 1889645), (95, 1829972), (115, 1511716), (190, 914986), (230, 755858), (380, 457493), (437, 397820), (460, 377929), (874, 198910), (1748, 99455), (2185, 79564), (4370, 39782), (8740, 19891)]