745180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 1723680

約数和(自身を除く): 978500

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 53, 74, 76, 95, 106, 148, 185, 190, 212, 265, 370, 380, 530, 703, 740, 1007, 1060, 1406, 1961, 2014, 2812, 3515, 3922, 4028, 5035, 7030, 7844, 9805, 10070, 14060, 19610, 20140, 37259, 39220, 74518, 149036, 186295, 372590, 745180]

約数ペア:

[(1, 745180), (2, 372590), (4, 186295), (5, 149036), (10, 74518), (19, 39220), (20, 37259), (37, 20140), (38, 19610), (53, 14060), (74, 10070), (76, 9805), (95, 7844), (106, 7030), (148, 5035), (185, 4028), (190, 3922), (212, 3515), (265, 2812), (370, 2014), (380, 1961), (530, 1406), (703, 1060), (740, 1007)]