694397980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2042347}}^1$

素因数の和:2042373

約数の個数: 24

約数和(自身を含む): 1544015088

約数和(自身を除く): 849617108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2042347, 4084694, 8169388, 10211735, 20423470, 34719899, 40846940, 69439798, 138879596, 173599495, 347198990, 694397980]

約数ペア:

[(1, 694397980), (2, 347198990), (4, 173599495), (5, 138879596), (10, 69439798), (17, 40846940), (20, 34719899), (34, 20423470), (68, 10211735), (85, 8169388), (170, 4084694), (340, 2042347)]