18705900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2711}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 56496384

約数和(自身を除く): 37790484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 230, 276, 300, 345, 460, 575, 690, 1150, 1380, 1725, 2300, 2711, 3450, 5422, 6900, 8133, 10844, 13555, 16266, 27110, 32532, 40665, 54220, 62353, 67775, 81330, 124706, 135550, 162660, 187059, 203325, 249412, 271100, 311765, 374118, 406650, 623530, 748236, 813300, 935295, 1247060, 1558825, 1870590, 3117650, 3741180, 4676475, 6235300, 9352950, 18705900]

約数ペア:

[(1, 18705900), (2, 9352950), (3, 6235300), (4, 4676475), (5, 3741180), (6, 3117650), (10, 1870590), (12, 1558825), (15, 1247060), (20, 935295), (23, 813300), (25, 748236), (30, 623530), (46, 406650), (50, 374118), (60, 311765), (69, 271100), (75, 249412), (92, 203325), (100, 187059), (115, 162660), (138, 135550), (150, 124706), (230, 81330), (276, 67775), (300, 62353), (345, 54220), (460, 40665), (575, 32532), (690, 27110), (1150, 16266), (1380, 13555), (1725, 10844), (2300, 8133), (2711, 6900), (3450, 5422)]