28202440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{14389}}^1$

素因数の和:14414

約数の個数: 48

約数和(自身を含む): 73820700

約数和(自身を除く): 45618260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 14389, 28778, 57556, 71945, 100723, 115112, 143890, 201446, 287780, 402892, 503615, 575560, 705061, 805784, 1007230, 1410122, 2014460, 2820244, 3525305, 4028920, 5640488, 7050610, 14101220, 28202440]

約数ペア:

[(1, 28202440), (2, 14101220), (4, 7050610), (5, 5640488), (7, 4028920), (8, 3525305), (10, 2820244), (14, 2014460), (20, 1410122), (28, 1007230), (35, 805784), (40, 705061), (49, 575560), (56, 503615), (70, 402892), (98, 287780), (140, 201446), (196, 143890), (245, 115112), (280, 100723), (392, 71945), (490, 57556), (980, 28778), (1960, 14389)]