202212820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12979}}^1$

素因数の和:13048

約数の個数: 48

約数和(自身を含む): 457934400

約数和(自身を除く): 255721580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790, 12979, 15580, 25958, 51916, 64895, 129790, 246601, 259580, 493202, 532139, 986404, 1064278, 1233005, 2128556, 2466010, 2660695, 4932020, 5321390, 10110641, 10642780, 20221282, 40442564, 50553205, 101106410, 202212820]

約数ペア:

[(1, 202212820), (2, 101106410), (4, 50553205), (5, 40442564), (10, 20221282), (19, 10642780), (20, 10110641), (38, 5321390), (41, 4932020), (76, 2660695), (82, 2466010), (95, 2128556), (164, 1233005), (190, 1064278), (205, 986404), (380, 532139), (410, 493202), (779, 259580), (820, 246601), (1558, 129790), (3116, 64895), (3895, 51916), (7790, 25958), (12979, 15580)]