30831836

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 64012032

約数和(自身を除く): 33180196

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 107, 164, 214, 251, 287, 428, 502, 574, 749, 1004, 1148, 1498, 1757, 2996, 3514, 4387, 7028, 8774, 10291, 17548, 20582, 26857, 30709, 41164, 53714, 61418, 72037, 107428, 122836, 144074, 187999, 288148, 375998, 751996, 1101137, 2202274, 4404548, 7707959, 15415918, 30831836]

約数ペア:

[(1, 30831836), (2, 15415918), (4, 7707959), (7, 4404548), (14, 2202274), (28, 1101137), (41, 751996), (82, 375998), (107, 288148), (164, 187999), (214, 144074), (251, 122836), (287, 107428), (428, 72037), (502, 61418), (574, 53714), (749, 41164), (1004, 30709), (1148, 26857), (1498, 20582), (1757, 17548), (2996, 10291), (3514, 8774), (4387, 7028)]