19630051640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28867723}}^1$

素因数の和:28867751

約数の個数: 32

約数和(自身を含む): 46765712880

約数和(自身を除く): 27135661240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 28867723, 57735446, 115470892, 144338615, 230941784, 288677230, 490751291, 577354460, 981502582, 1154708920, 1963005164, 2453756455, 3926010328, 4907512910, 9815025820, 19630051640]

約数ペア:

[(1, 19630051640), (2, 9815025820), (4, 4907512910), (5, 3926010328), (8, 2453756455), (10, 1963005164), (17, 1154708920), (20, 981502582), (34, 577354460), (40, 490751291), (68, 288677230), (85, 230941784), (136, 144338615), (170, 115470892), (340, 57735446), (680, 28867723)]