31019800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{22157}}^1$

素因数の和:22180

約数の個数: 48

約数和(自身を含む): 82427760

約数和(自身を除く): 51407960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 22157, 44314, 88628, 110785, 155099, 177256, 221570, 310198, 443140, 553925, 620396, 775495, 886280, 1107850, 1240792, 1550990, 2215700, 3101980, 3877475, 4431400, 6203960, 7754950, 15509900, 31019800]

約数ペア:

[(1, 31019800), (2, 15509900), (4, 7754950), (5, 6203960), (7, 4431400), (8, 3877475), (10, 3101980), (14, 2215700), (20, 1550990), (25, 1240792), (28, 1107850), (35, 886280), (40, 775495), (50, 620396), (56, 553925), (70, 443140), (100, 310198), (140, 221570), (175, 177256), (200, 155099), (280, 110785), (350, 88628), (700, 44314), (1400, 22157)]