872138410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{609887}}^1$

素因数の和:609918

約数の個数: 32

約数和(自身を含む): 1844301312

約数和(自身を除く): 972162902

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 609887, 1219774, 3049435, 6098870, 6708757, 7928531, 13417514, 15857062, 33543785, 39642655, 67087570, 79285310, 87213841, 174427682, 436069205, 872138410]

約数ペア:

[(1, 872138410), (2, 436069205), (5, 174427682), (10, 87213841), (11, 79285310), (13, 67087570), (22, 39642655), (26, 33543785), (55, 15857062), (65, 13417514), (110, 7928531), (130, 6708757), (143, 6098870), (286, 3049435), (715, 1219774), (1430, 609887)]