20165060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 25122364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 340, 467, 508, 635, 934, 1270, 1868, 2159, 2335, 2540, 4318, 4670, 7939, 8636, 9340, 10795, 15878, 21590, 31756, 39695, 43180, 59309, 79390, 118618, 158780, 237236, 296545, 593090, 1008253, 1186180, 2016506, 4033012, 5041265, 10082530, 20165060]

約数ペア:

[(1, 20165060), (2, 10082530), (4, 5041265), (5, 4033012), (10, 2016506), (17, 1186180), (20, 1008253), (34, 593090), (68, 296545), (85, 237236), (127, 158780), (170, 118618), (254, 79390), (340, 59309), (467, 43180), (508, 39695), (635, 31756), (934, 21590), (1270, 15878), (1868, 10795), (2159, 9340), (2335, 8636), (2540, 7939), (4318, 4670)]