40380966

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1761

約数の個数: 48

約数和(自身を含む): 93450240

約数和(自身を除く): 53069274

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 171, 213, 342, 426, 639, 1278, 1349, 1663, 2698, 3326, 4047, 4989, 8094, 9978, 12141, 14967, 24282, 29934, 31597, 63194, 94791, 118073, 189582, 236146, 284373, 354219, 568746, 708438, 1062657, 2125314, 2243387, 4486774, 6730161, 13460322, 20190483, 40380966]

約数ペア:

[(1, 40380966), (2, 20190483), (3, 13460322), (6, 6730161), (9, 4486774), (18, 2243387), (19, 2125314), (38, 1062657), (57, 708438), (71, 568746), (114, 354219), (142, 284373), (171, 236146), (213, 189582), (342, 118073), (426, 94791), (639, 63194), (1278, 31597), (1349, 29934), (1663, 24282), (2698, 14967), (3326, 12141), (4047, 9978), (4989, 8094)]