39902740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117361}}^1$

素因数の和:117387

約数の個数: 24

約数和(自身を含む): 88725672

約数和(自身を除く): 48822932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 117361, 234722, 469444, 586805, 1173610, 1995137, 2347220, 3990274, 7980548, 9975685, 19951370, 39902740]

約数ペア:

[(1, 39902740), (2, 19951370), (4, 9975685), (5, 7980548), (10, 3990274), (17, 2347220), (20, 1995137), (34, 1173610), (68, 586805), (85, 469444), (170, 234722), (340, 117361)]