202268980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 433472256

約数和(自身を除く): 231203276

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 271, 335, 542, 557, 670, 1084, 1114, 1340, 1355, 2228, 2710, 2785, 5420, 5570, 11140, 18157, 36314, 37319, 72628, 74638, 90785, 149276, 150947, 181570, 186595, 301894, 363140, 373190, 603788, 746380, 754735, 1509470, 3018940, 10113449, 20226898, 40453796, 50567245, 101134490, 202268980]

約数ペア:

[(1, 202268980), (2, 101134490), (4, 50567245), (5, 40453796), (10, 20226898), (20, 10113449), (67, 3018940), (134, 1509470), (268, 754735), (271, 746380), (335, 603788), (542, 373190), (557, 363140), (670, 301894), (1084, 186595), (1114, 181570), (1340, 150947), (1355, 149276), (2228, 90785), (2710, 74638), (2785, 72628), (5420, 37319), (5570, 36314), (11140, 18157)]