1980776

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 4487040

約数和(自身を除く): 2506264

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 163, 196, 217, 248, 326, 392, 434, 652, 868, 1141, 1304, 1519, 1736, 2282, 3038, 4564, 5053, 6076, 7987, 9128, 10106, 12152, 15974, 20212, 31948, 35371, 40424, 63896, 70742, 141484, 247597, 282968, 495194, 990388, 1980776]

約数ペア:

[(1, 1980776), (2, 990388), (4, 495194), (7, 282968), (8, 247597), (14, 141484), (28, 70742), (31, 63896), (49, 40424), (56, 35371), (62, 31948), (98, 20212), (124, 15974), (163, 12152), (196, 10106), (217, 9128), (248, 7987), (326, 6076), (392, 5053), (434, 4564), (652, 3038), (868, 2282), (1141, 1736), (1304, 1519)]