18470060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 46194624

約数和(自身を除く): 27724564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 401, 470, 490, 658, 802, 940, 980, 1316, 1604, 1645, 2005, 2303, 2807, 3290, 4010, 4606, 5614, 6580, 8020, 9212, 11228, 11515, 14035, 18847, 19649, 23030, 28070, 37694, 39298, 46060, 56140, 75388, 78596, 94235, 98245, 131929, 188470, 196490, 263858, 376940, 392980, 527716, 659645, 923503, 1319290, 1847006, 2638580, 3694012, 4617515, 9235030, 18470060]

約数ペア:

[(1, 18470060), (2, 9235030), (4, 4617515), (5, 3694012), (7, 2638580), (10, 1847006), (14, 1319290), (20, 923503), (28, 659645), (35, 527716), (47, 392980), (49, 376940), (70, 263858), (94, 196490), (98, 188470), (140, 131929), (188, 98245), (196, 94235), (235, 78596), (245, 75388), (329, 56140), (401, 46060), (470, 39298), (490, 37694), (658, 28070), (802, 23030), (940, 19649), (980, 18847), (1316, 14035), (1604, 11515), (1645, 11228), (2005, 9212), (2303, 8020), (2807, 6580), (3290, 5614), (4010, 4606)]