547820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 1474704

約数和(自身を除く): 926884

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 49, 52, 65, 70, 86, 91, 98, 130, 140, 172, 182, 196, 215, 245, 260, 301, 364, 430, 455, 490, 559, 602, 637, 860, 910, 980, 1118, 1204, 1274, 1505, 1820, 2107, 2236, 2548, 2795, 3010, 3185, 3913, 4214, 5590, 6020, 6370, 7826, 8428, 10535, 11180, 12740, 15652, 19565, 21070, 27391, 39130, 42140, 54782, 78260, 109564, 136955, 273910, 547820]

約数ペア:

[(1, 547820), (2, 273910), (4, 136955), (5, 109564), (7, 78260), (10, 54782), (13, 42140), (14, 39130), (20, 27391), (26, 21070), (28, 19565), (35, 15652), (43, 12740), (49, 11180), (52, 10535), (65, 8428), (70, 7826), (86, 6370), (91, 6020), (98, 5590), (130, 4214), (140, 3913), (172, 3185), (182, 3010), (196, 2795), (215, 2548), (245, 2236), (260, 2107), (301, 1820), (364, 1505), (430, 1274), (455, 1204), (490, 1118), (559, 980), (602, 910), (637, 860)]