1813550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 3749760

約数和(自身を除く): 1936210

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 83, 95, 115, 166, 190, 230, 415, 437, 475, 575, 830, 874, 950, 1150, 1577, 1909, 2075, 2185, 3154, 3818, 4150, 4370, 7885, 9545, 10925, 15770, 19090, 21850, 36271, 39425, 47725, 72542, 78850, 95450, 181355, 362710, 906775, 1813550]

約数ペア:

[(1, 1813550), (2, 906775), (5, 362710), (10, 181355), (19, 95450), (23, 78850), (25, 72542), (38, 47725), (46, 39425), (50, 36271), (83, 21850), (95, 19090), (115, 15770), (166, 10925), (190, 9545), (230, 7885), (415, 4370), (437, 4150), (475, 3818), (575, 3154), (830, 2185), (874, 2075), (950, 1909), (1150, 1577)]