9903460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 23998464

約数和(自身を除く): 14095004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 557, 635, 889, 1114, 1270, 1778, 2228, 2540, 2785, 3556, 3899, 4445, 5570, 7798, 8890, 11140, 15596, 17780, 19495, 38990, 70739, 77980, 141478, 282956, 353695, 495173, 707390, 990346, 1414780, 1980692, 2475865, 4951730, 9903460]

約数ペア:

[(1, 9903460), (2, 4951730), (4, 2475865), (5, 1980692), (7, 1414780), (10, 990346), (14, 707390), (20, 495173), (28, 353695), (35, 282956), (70, 141478), (127, 77980), (140, 70739), (254, 38990), (508, 19495), (557, 17780), (635, 15596), (889, 11140), (1114, 8890), (1270, 7798), (1778, 5570), (2228, 4445), (2540, 3899), (2785, 3556)]