22281700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 55899200

約数和(自身を除く): 33617500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 139, 140, 175, 229, 278, 350, 458, 556, 695, 700, 916, 973, 1145, 1390, 1603, 1946, 2290, 2780, 3206, 3475, 3892, 4580, 4865, 5725, 6412, 6950, 8015, 9730, 11450, 13900, 16030, 19460, 22900, 24325, 31831, 32060, 40075, 48650, 63662, 80150, 97300, 127324, 159155, 160300, 222817, 318310, 445634, 636620, 795775, 891268, 1114085, 1591550, 2228170, 3183100, 4456340, 5570425, 11140850, 22281700]

約数ペア:

[(1, 22281700), (2, 11140850), (4, 5570425), (5, 4456340), (7, 3183100), (10, 2228170), (14, 1591550), (20, 1114085), (25, 891268), (28, 795775), (35, 636620), (50, 445634), (70, 318310), (100, 222817), (139, 160300), (140, 159155), (175, 127324), (229, 97300), (278, 80150), (350, 63662), (458, 48650), (556, 40075), (695, 32060), (700, 31831), (916, 24325), (973, 22900), (1145, 19460), (1390, 16030), (1603, 13900), (1946, 11450), (2290, 9730), (2780, 8015), (3206, 6950), (3475, 6412), (3892, 5725), (4580, 4865)]