39173780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 90869688

約数和(自身を除く): 51695908

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 137, 145, 170, 274, 290, 340, 493, 548, 580, 685, 841, 986, 1370, 1682, 1972, 2329, 2465, 2740, 3364, 3973, 4205, 4658, 4930, 7946, 8410, 9316, 9860, 11645, 14297, 15892, 16820, 19865, 23290, 28594, 39730, 46580, 57188, 67541, 71485, 79460, 115217, 135082, 142970, 230434, 270164, 285940, 337705, 460868, 576085, 675410, 1152170, 1350820, 1958689, 2304340, 3917378, 7834756, 9793445, 19586890, 39173780]

約数ペア:

[(1, 39173780), (2, 19586890), (4, 9793445), (5, 7834756), (10, 3917378), (17, 2304340), (20, 1958689), (29, 1350820), (34, 1152170), (58, 675410), (68, 576085), (85, 460868), (116, 337705), (137, 285940), (145, 270164), (170, 230434), (274, 142970), (290, 135082), (340, 115217), (493, 79460), (548, 71485), (580, 67541), (685, 57188), (841, 46580), (986, 39730), (1370, 28594), (1682, 23290), (1972, 19865), (2329, 16820), (2465, 15892), (2740, 14297), (3364, 11645), (3973, 9860), (4205, 9316), (4658, 8410), (4930, 7946)]