17772140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 39880512

約数和(自身を除く): 22108372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 167, 170, 313, 334, 340, 626, 668, 835, 1252, 1565, 1670, 2839, 3130, 3340, 5321, 5678, 6260, 10642, 11356, 14195, 21284, 26605, 28390, 52271, 53210, 56780, 104542, 106420, 209084, 261355, 522710, 888607, 1045420, 1777214, 3554428, 4443035, 8886070, 17772140]

約数ペア:

[(1, 17772140), (2, 8886070), (4, 4443035), (5, 3554428), (10, 1777214), (17, 1045420), (20, 888607), (34, 522710), (68, 261355), (85, 209084), (167, 106420), (170, 104542), (313, 56780), (334, 53210), (340, 52271), (626, 28390), (668, 26605), (835, 21284), (1252, 14195), (1565, 11356), (1670, 10642), (2839, 6260), (3130, 5678), (3340, 5321)]