12840036

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 33962880

約数和(自身を除く): 21122844

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 121, 132, 148, 222, 239, 242, 363, 407, 444, 478, 484, 717, 726, 814, 956, 1221, 1434, 1452, 1628, 2442, 2629, 2868, 4477, 4884, 5258, 7887, 8843, 8954, 10516, 13431, 15774, 17686, 17908, 26529, 26862, 28919, 31548, 35372, 53058, 53724, 57838, 86757, 97273, 106116, 115676, 173514, 194546, 291819, 347028, 389092, 583638, 1070003, 1167276, 2140006, 3210009, 4280012, 6420018, 12840036]

約数ペア:

[(1, 12840036), (2, 6420018), (3, 4280012), (4, 3210009), (6, 2140006), (11, 1167276), (12, 1070003), (22, 583638), (33, 389092), (37, 347028), (44, 291819), (66, 194546), (74, 173514), (111, 115676), (121, 106116), (132, 97273), (148, 86757), (222, 57838), (239, 53724), (242, 53058), (363, 35372), (407, 31548), (444, 28919), (478, 26862), (484, 26529), (717, 17908), (726, 17686), (814, 15774), (956, 13431), (1221, 10516), (1434, 8954), (1452, 8843), (1628, 7887), (2442, 5258), (2629, 4884), (2868, 4477)]