28146790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21163}}^1$

素因数の和:21196

約数の個数: 32

約数和(自身を含む): 60952320

約数和(自身を除く): 32805530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21163, 42326, 105815, 148141, 211630, 296282, 402097, 740705, 804194, 1481410, 2010485, 2814679, 4020970, 5629358, 14073395, 28146790]

約数ペア:

[(1, 28146790), (2, 14073395), (5, 5629358), (7, 4020970), (10, 2814679), (14, 2010485), (19, 1481410), (35, 804194), (38, 740705), (70, 402097), (95, 296282), (133, 211630), (190, 148141), (266, 105815), (665, 42326), (1330, 21163)]