2913016820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{285031}}^1$

素因数の和:285120

約数の個数: 48

約数和(自身を含む): 7087035648

約数和(自身を除く): 4174018828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 285031, 570062, 1140124, 1425155, 1995217, 2850310, 3990434, 5700620, 7980868, 9976085, 19952170, 20807263, 39904340, 41614526, 83229052, 104036315, 145650841, 208072630, 291301682, 416145260, 582603364, 728254205, 1456508410, 2913016820]

約数ペア:

[(1, 2913016820), (2, 1456508410), (4, 728254205), (5, 582603364), (7, 416145260), (10, 291301682), (14, 208072630), (20, 145650841), (28, 104036315), (35, 83229052), (70, 41614526), (73, 39904340), (140, 20807263), (146, 19952170), (292, 9976085), (365, 7980868), (511, 5700620), (730, 3990434), (1022, 2850310), (1460, 1995217), (2044, 1425155), (2555, 1140124), (5110, 570062), (10220, 285031)]