20752950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4463}}^1$

素因数の和:4509

約数の個数: 48

約数和(自身を含む): 53139456

約数和(自身を除く): 32386506

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4463, 4650, 8926, 13389, 22315, 26778, 44630, 66945, 111575, 133890, 138353, 223150, 276706, 334725, 415059, 669450, 691765, 830118, 1383530, 2075295, 3458825, 4150590, 6917650, 10376475, 20752950]

約数ペア:

[(1, 20752950), (2, 10376475), (3, 6917650), (5, 4150590), (6, 3458825), (10, 2075295), (15, 1383530), (25, 830118), (30, 691765), (31, 669450), (50, 415059), (62, 334725), (75, 276706), (93, 223150), (150, 138353), (155, 133890), (186, 111575), (310, 66945), (465, 44630), (775, 26778), (930, 22315), (1550, 13389), (2325, 8926), (4463, 4650)]