210097972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4999}}^1$

素因数の和:5108

約数の個数: 48

約数和(自身を含む): 448000000

約数和(自身を除く): 237902028

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 79, 133, 158, 266, 316, 532, 553, 1106, 1501, 2212, 3002, 4999, 6004, 9998, 10507, 19996, 21014, 34993, 42028, 69986, 94981, 139972, 189962, 379924, 394921, 664867, 789842, 1329734, 1579684, 2659468, 2764447, 5528894, 7503499, 11057788, 15006998, 30013996, 52524493, 105048986, 210097972]

約数ペア:

[(1, 210097972), (2, 105048986), (4, 52524493), (7, 30013996), (14, 15006998), (19, 11057788), (28, 7503499), (38, 5528894), (76, 2764447), (79, 2659468), (133, 1579684), (158, 1329734), (266, 789842), (316, 664867), (532, 394921), (553, 379924), (1106, 189962), (1501, 139972), (2212, 94981), (3002, 69986), (4999, 42028), (6004, 34993), (9998, 21014), (10507, 19996)]