20426300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 47246976

約数和(自身を除く): 26820676

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 83, 92, 100, 107, 115, 166, 214, 230, 332, 415, 428, 460, 535, 575, 830, 1070, 1150, 1660, 1909, 2075, 2140, 2300, 2461, 2675, 3818, 4150, 4922, 5350, 7636, 8300, 8881, 9545, 9844, 10700, 12305, 17762, 19090, 24610, 35524, 38180, 44405, 47725, 49220, 61525, 88810, 95450, 123050, 177620, 190900, 204263, 222025, 246100, 408526, 444050, 817052, 888100, 1021315, 2042630, 4085260, 5106575, 10213150, 20426300]

約数ペア:

[(1, 20426300), (2, 10213150), (4, 5106575), (5, 4085260), (10, 2042630), (20, 1021315), (23, 888100), (25, 817052), (46, 444050), (50, 408526), (83, 246100), (92, 222025), (100, 204263), (107, 190900), (115, 177620), (166, 123050), (214, 95450), (230, 88810), (332, 61525), (415, 49220), (428, 47725), (460, 44405), (535, 38180), (575, 35524), (830, 24610), (1070, 19090), (1150, 17762), (1660, 12305), (1909, 10700), (2075, 9844), (2140, 9545), (2300, 8881), (2461, 8300), (2675, 7636), (3818, 5350), (4150, 4922)]